Home / 1,092,244.28-1,638,688.92-560,138

Finding the Fourth Proportional to 1,092,244.28, 1,638,688.92 and 560,138

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Solution

The fourth proportional to 1,092,244.28, 1,638,688.92 and 560,138 is: 840,372.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,244.28 : 1,638,688.92 = 560,138 : x
  2. Step 2: Convert to fraction form
    1,092,244.28/1,638,688.92 = 560,138/x
  3. Step 3: Cross multiply
    1,092,244.28x = 1,638,688.92 × 560,138
  4. Step 4: Simplify right side
    1,092,244.28x = 917,891,934,270.96
  5. Step 5: Solve for x
    x = 917,891,934,270.96/1,092,244.28
  6. Step 6: Final answer
    x = 840,372.39

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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.