Home / 2,427,947.20-3,642,406.80-722,087.20

Finding the Fourth Proportional to 2,427,947.20, 3,642,406.80 and 722,087.20

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Solution

The fourth proportional to 2,427,947.20, 3,642,406.80 and 722,087.20 is: 1,083,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,947.20 : 3,642,406.80 = 722,087.20 : x
  2. Step 2: Convert to fraction form
    2,427,947.20/3,642,406.80 = 722,087.20/x
  3. Step 3: Cross multiply
    2,427,947.20x = 3,642,406.80 × 722,087.20
  4. Step 4: Simplify right side
    2,427,947.20x = 2,630,135,327,472.96
  5. Step 5: Solve for x
    x = 2,630,135,327,472.96/2,427,947.20
  6. Step 6: Final answer
    x = 1,083,275.34

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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.