Home / 1,217,081.20-1,825,794.60-375,545.20

Finding the Fourth Proportional to 1,217,081.20, 1,825,794.60 and 375,545.20

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Solution

The fourth proportional to 1,217,081.20, 1,825,794.60 and 375,545.20 is: 563,371.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,081.20 : 1,825,794.60 = 375,545.20 : x
  2. Step 2: Convert to fraction form
    1,217,081.20/1,825,794.60 = 375,545.20/x
  3. Step 3: Cross multiply
    1,217,081.20x = 1,825,794.60 × 375,545.20
  4. Step 4: Simplify right side
    1,217,081.20x = 685,668,398,215.92
  5. Step 5: Solve for x
    x = 685,668,398,215.92/1,217,081.20
  6. Step 6: Final answer
    x = 563,371.12

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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.