Home / 754,591.92-1,130,559.21-709,640.86

Finding the Fourth Proportional to 754,591.92, 1,130,559.21 and 709,640.86

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Solution

The fourth proportional to 754,591.92, 1,130,559.21 and 709,640.86 is: 1,063,211.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,591.92 : 1,130,559.21 = 709,640.86 : x
  2. Step 2: Convert to fraction form
    754,591.92/1,130,559.21 = 709,640.86/x
  3. Step 3: Cross multiply
    754,591.92x = 1,130,559.21 × 709,640.86
  4. Step 4: Simplify right side
    754,591.92x = 802,291,010,065.32
  5. Step 5: Solve for x
    x = 802,291,010,065.32/754,591.92
  6. Step 6: Final answer
    x = 1,063,211.77

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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.