Home / 1,356,719.03-1,872,324.92-744,897.59

Finding the Fourth Proportional to 1,356,719.03, 1,872,324.92 and 744,897.59

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Solution

The fourth proportional to 1,356,719.03, 1,872,324.92 and 744,897.59 is: 1,027,987.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,719.03 : 1,872,324.92 = 744,897.59 : x
  2. Step 2: Convert to fraction form
    1,356,719.03/1,872,324.92 = 744,897.59/x
  3. Step 3: Cross multiply
    1,356,719.03x = 1,872,324.92 × 744,897.59
  4. Step 4: Simplify right side
    1,356,719.03x = 1,394,690,307,518.83
  5. Step 5: Solve for x
    x = 1,394,690,307,518.83/1,356,719.03
  6. Step 6: Final answer
    x = 1,027,987.57

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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.