Home / 1,108,757.70-1,663,136.55-710,176.95

Finding the Fourth Proportional to 1,108,757.70, 1,663,136.55 and 710,176.95

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Solution

The fourth proportional to 1,108,757.70, 1,663,136.55 and 710,176.95 is: 1,065,265.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,757.70 : 1,663,136.55 = 710,176.95 : x
  2. Step 2: Convert to fraction form
    1,108,757.70/1,663,136.55 = 710,176.95/x
  3. Step 3: Cross multiply
    1,108,757.70x = 1,663,136.55 × 710,176.95
  4. Step 4: Simplify right side
    1,108,757.70x = 1,181,121,242,512.52
  5. Step 5: Solve for x
    x = 1,181,121,242,512.52/1,108,757.70
  6. Step 6: Final answer
    x = 1,065,265.43

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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.