Home / 1,615,691.08-2,229,522.60-936,671.32

Finding the Fourth Proportional to 1,615,691.08, 2,229,522.60 and 936,671.32

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Solution

The fourth proportional to 1,615,691.08, 2,229,522.60 and 936,671.32 is: 1,292,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,691.08 : 2,229,522.60 = 936,671.32 : x
  2. Step 2: Convert to fraction form
    1,615,691.08/2,229,522.60 = 936,671.32/x
  3. Step 3: Cross multiply
    1,615,691.08x = 2,229,522.60 × 936,671.32
  4. Step 4: Simplify right side
    1,615,691.08x = 2,088,329,876,711.83
  5. Step 5: Solve for x
    x = 2,088,329,876,711.83/1,615,691.08
  6. Step 6: Final answer
    x = 1,292,530.42

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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.