Home / 1,687,983.22-2,532,197.18-550,345.92

Finding the Fourth Proportional to 1,687,983.22, 2,532,197.18 and 550,345.92

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Solution

The fourth proportional to 1,687,983.22, 2,532,197.18 and 550,345.92 is: 825,591.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,983.22 : 2,532,197.18 = 550,345.92 : x
  2. Step 2: Convert to fraction form
    1,687,983.22/2,532,197.18 = 550,345.92/x
  3. Step 3: Cross multiply
    1,687,983.22x = 2,532,197.18 × 550,345.92
  4. Step 4: Simplify right side
    1,687,983.22x = 1,393,584,386,648.51
  5. Step 5: Solve for x
    x = 1,393,584,386,648.51/1,687,983.22
  6. Step 6: Final answer
    x = 825,591.37

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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.