Home / 1,215,046.44-1,676,746.56-663,755.44

Finding the Fourth Proportional to 1,215,046.44, 1,676,746.56 and 663,755.44

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Solution

The fourth proportional to 1,215,046.44, 1,676,746.56 and 663,755.44 is: 915,972.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,046.44 : 1,676,746.56 = 663,755.44 : x
  2. Step 2: Convert to fraction form
    1,215,046.44/1,676,746.56 = 663,755.44/x
  3. Step 3: Cross multiply
    1,215,046.44x = 1,676,746.56 × 663,755.44
  4. Step 4: Simplify right side
    1,215,046.44x = 1,112,949,650,701.29
  5. Step 5: Solve for x
    x = 1,112,949,650,701.29/1,215,046.44
  6. Step 6: Final answer
    x = 915,972.93

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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.