Home / 1,204,654.39-1,804,571.92-724,617.28

Finding the Fourth Proportional to 1,204,654.39, 1,804,571.92 and 724,617.28

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Solution

The fourth proportional to 1,204,654.39, 1,804,571.92 and 724,617.28 is: 1,085,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,654.39 : 1,804,571.92 = 724,617.28 : x
  2. Step 2: Convert to fraction form
    1,204,654.39/1,804,571.92 = 724,617.28/x
  3. Step 3: Cross multiply
    1,204,654.39x = 1,804,571.92 × 724,617.28
  4. Step 4: Simplify right side
    1,204,654.39x = 1,307,623,985,169.57
  5. Step 5: Solve for x
    x = 1,307,623,985,169.57/1,204,654.39
  6. Step 6: Final answer
    x = 1,085,476.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.