Home / 2,086,044.86-3,123,461.12-1,323,759.20

Finding the Fourth Proportional to 2,086,044.86, 3,123,461.12 and 1,323,759.20

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Solution

The fourth proportional to 2,086,044.86, 3,123,461.12 and 1,323,759.20 is: 1,982,081.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,044.86 : 3,123,461.12 = 1,323,759.20 : x
  2. Step 2: Convert to fraction form
    2,086,044.86/3,123,461.12 = 1,323,759.20/x
  3. Step 3: Cross multiply
    2,086,044.86x = 3,123,461.12 × 1,323,759.20
  4. Step 4: Simplify right side
    2,086,044.86x = 4,134,710,371,206.20
  5. Step 5: Solve for x
    x = 4,134,710,371,206.20/2,086,044.86
  6. Step 6: Final answer
    x = 1,982,081.23

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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.