Home / 1,040,917.40-1,560,209.70-441,776.60

Finding the Fourth Proportional to 1,040,917.40, 1,560,209.70 and 441,776.60

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Solution

The fourth proportional to 1,040,917.40, 1,560,209.70 and 441,776.60 is: 662,169.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,917.40 : 1,560,209.70 = 441,776.60 : x
  2. Step 2: Convert to fraction form
    1,040,917.40/1,560,209.70 = 441,776.60/x
  3. Step 3: Cross multiply
    1,040,917.40x = 1,560,209.70 × 441,776.60
  4. Step 4: Simplify right side
    1,040,917.40x = 689,264,136,553.02
  5. Step 5: Solve for x
    x = 689,264,136,553.02/1,040,917.40
  6. Step 6: Final answer
    x = 662,169.87

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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.