Home / 5,274,829.20-7,891,248.60-4,572,656.40

Finding the Fourth Proportional to 5,274,829.20, 7,891,248.60 and 4,572,656.40

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Solution

The fourth proportional to 5,274,829.20, 7,891,248.60 and 4,572,656.40 is: 6,840,784.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274,829.20 : 7,891,248.60 = 4,572,656.40 : x
  2. Step 2: Convert to fraction form
    5,274,829.20/7,891,248.60 = 4,572,656.40/x
  3. Step 3: Cross multiply
    5,274,829.20x = 7,891,248.60 × 4,572,656.40
  4. Step 4: Simplify right side
    5,274,829.20x = 36,083,968,414,781.04
  5. Step 5: Solve for x
    x = 36,083,968,414,781.04/5,274,829.20
  6. Step 6: Final answer
    x = 6,840,784.23

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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.