Home / 3,132,621.80-4,695,246.30-1,635,943.40

Finding the Fourth Proportional to 3,132,621.80, 4,695,246.30 and 1,635,943.40

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Solution

The fourth proportional to 3,132,621.80, 4,695,246.30 and 1,635,943.40 is: 2,451,989.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,621.80 : 4,695,246.30 = 1,635,943.40 : x
  2. Step 2: Convert to fraction form
    3,132,621.80/4,695,246.30 = 1,635,943.40/x
  3. Step 3: Cross multiply
    3,132,621.80x = 4,695,246.30 × 1,635,943.40
  4. Step 4: Simplify right side
    3,132,621.80x = 7,681,157,195,859.42
  5. Step 5: Solve for x
    x = 7,681,157,195,859.42/3,132,621.80
  6. Step 6: Final answer
    x = 2,451,989.96

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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.