Home / 1,057,909.46-1,459,920.47-574,474.61

Finding the Fourth Proportional to 1,057,909.46, 1,459,920.47 and 574,474.61

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Solution

The fourth proportional to 1,057,909.46, 1,459,920.47 and 574,474.61 is: 792,777.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,909.46 : 1,459,920.47 = 574,474.61 : x
  2. Step 2: Convert to fraction form
    1,057,909.46/1,459,920.47 = 574,474.61/x
  3. Step 3: Cross multiply
    1,057,909.46x = 1,459,920.47 × 574,474.61
  4. Step 4: Simplify right side
    1,057,909.46x = 838,687,243,411.70
  5. Step 5: Solve for x
    x = 838,687,243,411.70/1,057,909.46
  6. Step 6: Final answer
    x = 792,777.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.