Home / 3,439,264.32-5,158,890.27-914,919.57

Finding the Fourth Proportional to 3,439,264.32, 5,158,890.27 and 914,919.57

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Solution

The fourth proportional to 3,439,264.32, 5,158,890.27 and 914,919.57 is: 1,372,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,264.32 : 5,158,890.27 = 914,919.57 : x
  2. Step 2: Convert to fraction form
    3,439,264.32/5,158,890.27 = 914,919.57/x
  3. Step 3: Cross multiply
    3,439,264.32x = 5,158,890.27 × 914,919.57
  4. Step 4: Simplify right side
    3,439,264.32x = 4,719,969,667,505.58
  5. Step 5: Solve for x
    x = 4,719,969,667,505.58/3,439,264.32
  6. Step 6: Final answer
    x = 1,372,377.70

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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.