Home / 1,040,146.10-1,560,219.15-441,005.30

Finding the Fourth Proportional to 1,040,146.10, 1,560,219.15 and 441,005.30

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Solution

The fourth proportional to 1,040,146.10, 1,560,219.15 and 441,005.30 is: 661,507.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,146.10 : 1,560,219.15 = 441,005.30 : x
  2. Step 2: Convert to fraction form
    1,040,146.10/1,560,219.15 = 441,005.30/x
  3. Step 3: Cross multiply
    1,040,146.10x = 1,560,219.15 × 441,005.30
  4. Step 4: Simplify right side
    1,040,146.10x = 688,064,914,311.50
  5. Step 5: Solve for x
    x = 688,064,914,311.50/1,040,146.10
  6. Step 6: Final answer
    x = 661,507.95

Related Problems

Find fourth proportional to 520,073.05, 780,109.58 and 220,502.65
Half scale
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Double scale
Find fourth proportional to 1,040,147.10, 1,560,220.65 and 441,006.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.