Home / 1,581,503.40-2,372,400.72-516,551.04

Finding the Fourth Proportional to 1,581,503.40, 2,372,400.72 and 516,551.04

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Solution

The fourth proportional to 1,581,503.40, 2,372,400.72 and 516,551.04 is: 774,874.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,503.40 : 2,372,400.72 = 516,551.04 : x
  2. Step 2: Convert to fraction form
    1,581,503.40/2,372,400.72 = 516,551.04/x
  3. Step 3: Cross multiply
    1,581,503.40x = 2,372,400.72 × 516,551.04
  4. Step 4: Simplify right side
    1,581,503.40x = 1,225,466,059,212.75
  5. Step 5: Solve for x
    x = 1,225,466,059,212.75/1,581,503.40
  6. Step 6: Final answer
    x = 774,874.12

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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.