Home / 4,218,127.60-6,312,445.80-3,864,233.20

Finding the Fourth Proportional to 4,218,127.60, 6,312,445.80 and 3,864,233.20

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Solution

The fourth proportional to 4,218,127.60, 6,312,445.80 and 3,864,233.20 is: 5,782,841.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218,127.60 : 6,312,445.80 = 3,864,233.20 : x
  2. Step 2: Convert to fraction form
    4,218,127.60/6,312,445.80 = 3,864,233.20/x
  3. Step 3: Cross multiply
    4,218,127.60x = 6,312,445.80 × 3,864,233.20
  4. Step 4: Simplify right side
    4,218,127.60x = 24,392,762,633,560.56
  5. Step 5: Solve for x
    x = 24,392,762,633,560.56/4,218,127.60
  6. Step 6: Final answer
    x = 5,782,841.33

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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.