Home / 1,204,385.49-1,662,073.29-660,516.53

Finding the Fourth Proportional to 1,204,385.49, 1,662,073.29 and 660,516.53

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Solution

The fourth proportional to 1,204,385.49, 1,662,073.29 and 660,516.53 is: 911,524.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,385.49 : 1,662,073.29 = 660,516.53 : x
  2. Step 2: Convert to fraction form
    1,204,385.49/1,662,073.29 = 660,516.53/x
  3. Step 3: Cross multiply
    1,204,385.49x = 1,662,073.29 × 660,516.53
  4. Step 4: Simplify right side
    1,204,385.49x = 1,097,826,873,806.12
  5. Step 5: Solve for x
    x = 1,097,826,873,806.12/1,204,385.49
  6. Step 6: Final answer
    x = 911,524.49

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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.