Home / 2,938,419.52-4,055,049-1,649,234.08

Finding the Fourth Proportional to 2,938,419.52, 4,055,049 and 1,649,234.08

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Solution

The fourth proportional to 2,938,419.52, 4,055,049 and 1,649,234.08 is: 2,275,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,419.52 : 4,055,049 = 1,649,234.08 : x
  2. Step 2: Convert to fraction form
    2,938,419.52/4,055,049 = 1,649,234.08/x
  3. Step 3: Cross multiply
    2,938,419.52x = 4,055,049 × 1,649,234.08
  4. Step 4: Simplify right side
    2,938,419.52x = 6,687,725,006,869.92
  5. Step 5: Solve for x
    x = 6,687,725,006,869.92/2,938,419.52
  6. Step 6: Final answer
    x = 2,275,959.90

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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.