Home / 1,040,200.20-1,559,133.90-534,565.80

Finding the Fourth Proportional to 1,040,200.20, 1,559,133.90 and 534,565.80

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Solution

The fourth proportional to 1,040,200.20, 1,559,133.90 and 534,565.80 is: 801,249.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,200.20 : 1,559,133.90 = 534,565.80 : x
  2. Step 2: Convert to fraction form
    1,040,200.20/1,559,133.90 = 534,565.80/x
  3. Step 3: Cross multiply
    1,040,200.20x = 1,559,133.90 × 534,565.80
  4. Step 4: Simplify right side
    1,040,200.20x = 833,459,660,560.62
  5. Step 5: Solve for x
    x = 833,459,660,560.62/1,040,200.20
  6. Step 6: Final answer
    x = 801,249.28

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Double scale
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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.