Home / 1,158,502.20-1,736,198.10-825,689.40

Finding the Fourth Proportional to 1,158,502.20, 1,736,198.10 and 825,689.40

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Solution

The fourth proportional to 1,158,502.20, 1,736,198.10 and 825,689.40 is: 1,237,425.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,502.20 : 1,736,198.10 = 825,689.40 : x
  2. Step 2: Convert to fraction form
    1,158,502.20/1,736,198.10 = 825,689.40/x
  3. Step 3: Cross multiply
    1,158,502.20x = 1,736,198.10 × 825,689.40
  4. Step 4: Simplify right side
    1,158,502.20x = 1,433,560,367,470.14
  5. Step 5: Solve for x
    x = 1,433,560,367,470.14/1,158,502.20
  6. Step 6: Final answer
    x = 1,237,425.68

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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.