Home / 1,109,638.92-1,531,295.28-600,330.36

Finding the Fourth Proportional to 1,109,638.92, 1,531,295.28 and 600,330.36

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Solution

The fourth proportional to 1,109,638.92, 1,531,295.28 and 600,330.36 is: 828,452.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,638.92 : 1,531,295.28 = 600,330.36 : x
  2. Step 2: Convert to fraction form
    1,109,638.92/1,531,295.28 = 600,330.36/x
  3. Step 3: Cross multiply
    1,109,638.92x = 1,531,295.28 × 600,330.36
  4. Step 4: Simplify right side
    1,109,638.92x = 919,283,046,708.70
  5. Step 5: Solve for x
    x = 919,283,046,708.70/1,109,638.92
  6. Step 6: Final answer
    x = 828,452.42

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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.