Home / 1,451,416.32-2,002,818.96-839,471.04

Finding the Fourth Proportional to 1,451,416.32, 2,002,818.96 and 839,471.04

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Solution

The fourth proportional to 1,451,416.32, 2,002,818.96 and 839,471.04 is: 1,158,391.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,416.32 : 2,002,818.96 = 839,471.04 : x
  2. Step 2: Convert to fraction form
    1,451,416.32/2,002,818.96 = 839,471.04/x
  3. Step 3: Cross multiply
    1,451,416.32x = 2,002,818.96 × 839,471.04
  4. Step 4: Simplify right side
    1,451,416.32x = 1,681,308,515,282.92
  5. Step 5: Solve for x
    x = 1,681,308,515,282.92/1,451,416.32
  6. Step 6: Final answer
    x = 1,158,391.63

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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.