Home / 2,654,216.40-3,981,327.30-659,672.40

Finding the Fourth Proportional to 2,654,216.40, 3,981,327.30 and 659,672.40

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Solution

The fourth proportional to 2,654,216.40, 3,981,327.30 and 659,672.40 is: 989,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654,216.40 : 3,981,327.30 = 659,672.40 : x
  2. Step 2: Convert to fraction form
    2,654,216.40/3,981,327.30 = 659,672.40/x
  3. Step 3: Cross multiply
    2,654,216.40x = 3,981,327.30 × 659,672.40
  4. Step 4: Simplify right side
    2,654,216.40x = 2,626,371,735,176.52
  5. Step 5: Solve for x
    x = 2,626,371,735,176.52/2,654,216.40
  6. Step 6: Final answer
    x = 989,509.27

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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.