Home / 5,367,729.60-8,045,373.60-2,171,275.20

Finding the Fourth Proportional to 5,367,729.60, 8,045,373.60 and 2,171,275.20

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Solution

The fourth proportional to 5,367,729.60, 8,045,373.60 and 2,171,275.20 is: 3,254,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367,729.60 : 8,045,373.60 = 2,171,275.20 : x
  2. Step 2: Convert to fraction form
    5,367,729.60/8,045,373.60 = 2,171,275.20/x
  3. Step 3: Cross multiply
    5,367,729.60x = 8,045,373.60 × 2,171,275.20
  4. Step 4: Simplify right side
    5,367,729.60x = 17,468,720,172,414.72
  5. Step 5: Solve for x
    x = 17,468,720,172,414.72/5,367,729.60
  6. Step 6: Final answer
    x = 3,254,396.45

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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.