Home / 3,108,428.91-4,665,300.45-1,216,498.95

Finding the Fourth Proportional to 3,108,428.91, 4,665,300.45 and 1,216,498.95

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Solution

The fourth proportional to 3,108,428.91, 4,665,300.45 and 1,216,498.95 is: 1,825,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,428.91 : 4,665,300.45 = 1,216,498.95 : x
  2. Step 2: Convert to fraction form
    3,108,428.91/4,665,300.45 = 1,216,498.95/x
  3. Step 3: Cross multiply
    3,108,428.91x = 4,665,300.45 × 1,216,498.95
  4. Step 4: Simplify right side
    3,108,428.91x = 5,675,333,098,859.53
  5. Step 5: Solve for x
    x = 5,675,333,098,859.53/3,108,428.91
  6. Step 6: Final answer
    x = 1,825,788.29

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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.