Home / 5,712,043.05-7,882,573.12-3,098,539.78

Finding the Fourth Proportional to 5,712,043.05, 7,882,573.12 and 3,098,539.78

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Solution

The fourth proportional to 5,712,043.05, 7,882,573.12 and 3,098,539.78 is: 4,275,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712,043.05 : 7,882,573.12 = 3,098,539.78 : x
  2. Step 2: Convert to fraction form
    5,712,043.05/7,882,573.12 = 3,098,539.78/x
  3. Step 3: Cross multiply
    5,712,043.05x = 7,882,573.12 × 3,098,539.78
  4. Step 4: Simplify right side
    5,712,043.05x = 24,424,466,353,625.93
  5. Step 5: Solve for x
    x = 24,424,466,353,625.93/5,712,043.05
  6. Step 6: Final answer
    x = 4,275,959.78

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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.