Home / 1,375,432.26-1,898,104.14-763,575.27

Finding the Fourth Proportional to 1,375,432.26, 1,898,104.14 and 763,575.27

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Solution

The fourth proportional to 1,375,432.26, 1,898,104.14 and 763,575.27 is: 1,053,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,432.26 : 1,898,104.14 = 763,575.27 : x
  2. Step 2: Convert to fraction form
    1,375,432.26/1,898,104.14 = 763,575.27/x
  3. Step 3: Cross multiply
    1,375,432.26x = 1,898,104.14 × 763,575.27
  4. Step 4: Simplify right side
    1,375,432.26x = 1,449,345,381,188.62
  5. Step 5: Solve for x
    x = 1,449,345,381,188.62/1,375,432.26
  6. Step 6: Final answer
    x = 1,053,738.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.