Home / 1,359,930.12-1,876,738.59-748,098.60

Finding the Fourth Proportional to 1,359,930.12, 1,876,738.59 and 748,098.60

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Solution

The fourth proportional to 1,359,930.12, 1,876,738.59 and 748,098.60 is: 1,032,395.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,930.12 : 1,876,738.59 = 748,098.60 : x
  2. Step 2: Convert to fraction form
    1,359,930.12/1,876,738.59 = 748,098.60/x
  3. Step 3: Cross multiply
    1,359,930.12x = 1,876,738.59 × 748,098.60
  4. Step 4: Simplify right side
    1,359,930.12x = 1,403,985,511,744.97
  5. Step 5: Solve for x
    x = 1,403,985,511,744.97/1,359,930.12
  6. Step 6: Final answer
    x = 1,032,395.33

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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.