Home / 1,040,045.80-1,560,219.90-441,005.80

Finding the Fourth Proportional to 1,040,045.80, 1,560,219.90 and 441,005.80

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Solution

The fourth proportional to 1,040,045.80, 1,560,219.90 and 441,005.80 is: 661,572.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,045.80 : 1,560,219.90 = 441,005.80 : x
  2. Step 2: Convert to fraction form
    1,040,045.80/1,560,219.90 = 441,005.80/x
  3. Step 3: Cross multiply
    1,040,045.80x = 1,560,219.90 × 441,005.80
  4. Step 4: Simplify right side
    1,040,045.80x = 688,066,025,175.42
  5. Step 5: Solve for x
    x = 688,066,025,175.42/1,040,045.80
  6. Step 6: Final answer
    x = 661,572.81

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Double scale
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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.