Home / 1,375,246.65-2,062,402.81-476,478.55

Finding the Fourth Proportional to 1,375,246.65, 2,062,402.81 and 476,478.55

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Solution

The fourth proportional to 1,375,246.65, 2,062,402.81 and 476,478.55 is: 714,555.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,246.65 : 2,062,402.81 = 476,478.55 : x
  2. Step 2: Convert to fraction form
    1,375,246.65/2,062,402.81 = 476,478.55/x
  3. Step 3: Cross multiply
    1,375,246.65x = 2,062,402.81 × 476,478.55
  4. Step 4: Simplify right side
    1,375,246.65x = 982,690,704,491.73
  5. Step 5: Solve for x
    x = 982,690,704,491.73/1,375,246.65
  6. Step 6: Final answer
    x = 714,555.97

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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.