Home / 1,508,377.84-2,081,508.20-829,309.20

Finding the Fourth Proportional to 1,508,377.84, 2,081,508.20 and 829,309.20

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Solution

The fourth proportional to 1,508,377.84, 2,081,508.20 and 829,309.20 is: 1,144,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,377.84 : 2,081,508.20 = 829,309.20 : x
  2. Step 2: Convert to fraction form
    1,508,377.84/2,081,508.20 = 829,309.20/x
  3. Step 3: Cross multiply
    1,508,377.84x = 2,081,508.20 × 829,309.20
  4. Step 4: Simplify right side
    1,508,377.84x = 1,726,213,900,135.44
  5. Step 5: Solve for x
    x = 1,726,213,900,135.44/1,508,377.84
  6. Step 6: Final answer
    x = 1,144,417.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.