Home / 1,375,070.67-1,897,568.91-763,187.52

Finding the Fourth Proportional to 1,375,070.67, 1,897,568.91 and 763,187.52

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Solution

The fourth proportional to 1,375,070.67, 1,897,568.91 and 763,187.52 is: 1,053,182.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,070.67 : 1,897,568.91 = 763,187.52 : x
  2. Step 2: Convert to fraction form
    1,375,070.67/1,897,568.91 = 763,187.52/x
  3. Step 3: Cross multiply
    1,375,070.67x = 1,897,568.91 × 763,187.52
  4. Step 4: Simplify right side
    1,375,070.67x = 1,448,200,910,452.00
  5. Step 5: Solve for x
    x = 1,448,200,910,452.00/1,375,070.67
  6. Step 6: Final answer
    x = 1,053,182.90

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