Home / 2,428,158.71-3,641,383.07-808,487.70

Finding the Fourth Proportional to 2,428,158.71, 3,641,383.07 and 808,487.70

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Solution

The fourth proportional to 2,428,158.71, 3,641,383.07 and 808,487.70 is: 1,212,446.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,158.71 : 3,641,383.07 = 808,487.70 : x
  2. Step 2: Convert to fraction form
    2,428,158.71/3,641,383.07 = 808,487.70/x
  3. Step 3: Cross multiply
    2,428,158.71x = 3,641,383.07 × 808,487.70
  4. Step 4: Simplify right side
    2,428,158.71x = 2,944,013,423,083.24
  5. Step 5: Solve for x
    x = 2,944,013,423,083.24/2,428,158.71
  6. Step 6: Final answer
    x = 1,212,446.87

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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.