Home / 4,157,528.40-6,240,958.20-3,215,077.20

Finding the Fourth Proportional to 4,157,528.40, 6,240,958.20 and 3,215,077.20

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Solution

The fourth proportional to 4,157,528.40, 6,240,958.20 and 3,215,077.20 is: 4,826,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157,528.40 : 6,240,958.20 = 3,215,077.20 : x
  2. Step 2: Convert to fraction form
    4,157,528.40/6,240,958.20 = 3,215,077.20/x
  3. Step 3: Cross multiply
    4,157,528.40x = 6,240,958.20 × 3,215,077.20
  4. Step 4: Simplify right side
    4,157,528.40x = 20,065,162,414,973.04
  5. Step 5: Solve for x
    x = 20,065,162,414,973.04/4,157,528.40
  6. Step 6: Final answer
    x = 4,826,223.78

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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.