Home / 1,454,108.60-2,181,162.90-1,152,958.70

Finding the Fourth Proportional to 1,454,108.60, 2,181,162.90 and 1,152,958.70

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Solution

The fourth proportional to 1,454,108.60, 2,181,162.90 and 1,152,958.70 is: 1,729,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,108.60 : 2,181,162.90 = 1,152,958.70 : x
  2. Step 2: Convert to fraction form
    1,454,108.60/2,181,162.90 = 1,152,958.70/x
  3. Step 3: Cross multiply
    1,454,108.60x = 2,181,162.90 × 1,152,958.70
  4. Step 4: Simplify right side
    1,454,108.60x = 2,514,790,741,672.23
  5. Step 5: Solve for x
    x = 2,514,790,741,672.23/1,454,108.60
  6. Step 6: Final answer
    x = 1,729,438.05

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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.