Home / 3,149,473.28-4,721,921.28-1,255,646.72

Finding the Fourth Proportional to 3,149,473.28, 4,721,921.28 and 1,255,646.72

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Solution

The fourth proportional to 3,149,473.28, 4,721,921.28 and 1,255,646.72 is: 1,882,557.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,473.28 : 4,721,921.28 = 1,255,646.72 : x
  2. Step 2: Convert to fraction form
    3,149,473.28/4,721,921.28 = 1,255,646.72/x
  3. Step 3: Cross multiply
    3,149,473.28x = 4,721,921.28 × 1,255,646.72
  4. Step 4: Simplify right side
    3,149,473.28x = 5,929,064,967,330.20
  5. Step 5: Solve for x
    x = 5,929,064,967,330.20/3,149,473.28
  6. Step 6: Final answer
    x = 1,882,557.63

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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.