Home / 2,195,654.40-3,292,662.40-865,683.20

Finding the Fourth Proportional to 2,195,654.40, 3,292,662.40 and 865,683.20

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Solution

The fourth proportional to 2,195,654.40, 3,292,662.40 and 865,683.20 is: 1,298,201.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,654.40 : 3,292,662.40 = 865,683.20 : x
  2. Step 2: Convert to fraction form
    2,195,654.40/3,292,662.40 = 865,683.20/x
  3. Step 3: Cross multiply
    2,195,654.40x = 3,292,662.40 × 865,683.20
  4. Step 4: Simplify right side
    2,195,654.40x = 2,850,402,522,951.68
  5. Step 5: Solve for x
    x = 2,850,402,522,951.68/2,195,654.40
  6. Step 6: Final answer
    x = 1,298,201.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.