Home / 2,137,167.46-2,949,291.03-1,170,356.86

Finding the Fourth Proportional to 2,137,167.46, 2,949,291.03 and 1,170,356.86

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Solution

The fourth proportional to 2,137,167.46, 2,949,291.03 and 1,170,356.86 is: 1,615,092.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,167.46 : 2,949,291.03 = 1,170,356.86 : x
  2. Step 2: Convert to fraction form
    2,137,167.46/2,949,291.03 = 1,170,356.86/x
  3. Step 3: Cross multiply
    2,137,167.46x = 2,949,291.03 × 1,170,356.86
  4. Step 4: Simplify right side
    2,137,167.46x = 3,451,722,989,096.97
  5. Step 5: Solve for x
    x = 3,451,722,989,096.97/2,137,167.46
  6. Step 6: Final answer
    x = 1,615,092.43

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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.