Home / 754,921.27-1,132,381.90-680,038.39

Finding the Fourth Proportional to 754,921.27, 1,132,381.90 and 680,038.39

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Solution

The fourth proportional to 754,921.27, 1,132,381.90 and 680,038.39 is: 1,020,057.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,921.27 : 1,132,381.90 = 680,038.39 : x
  2. Step 2: Convert to fraction form
    754,921.27/1,132,381.90 = 680,038.39/x
  3. Step 3: Cross multiply
    754,921.27x = 1,132,381.90 × 680,038.39
  4. Step 4: Simplify right side
    754,921.27x = 770,063,162,160.23
  5. Step 5: Solve for x
    x = 770,063,162,160.23/754,921.27
  6. Step 6: Final answer
    x = 1,020,057.58

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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.