Home / 1,195,742.82-1,650,042.18-672,531.96

Finding the Fourth Proportional to 1,195,742.82, 1,650,042.18 and 672,531.96

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Solution

The fourth proportional to 1,195,742.82, 1,650,042.18 and 672,531.96 is: 928,047.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,742.82 : 1,650,042.18 = 672,531.96 : x
  2. Step 2: Convert to fraction form
    1,195,742.82/1,650,042.18 = 672,531.96/x
  3. Step 3: Cross multiply
    1,195,742.82x = 1,650,042.18 × 672,531.96
  4. Step 4: Simplify right side
    1,195,742.82x = 1,109,706,101,398.07
  5. Step 5: Solve for x
    x = 1,109,706,101,398.07/1,195,742.82
  6. Step 6: Final answer
    x = 928,047.47

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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.