Home / 1,261,602.24-1,740,751.20-724,954.56

Finding the Fourth Proportional to 1,261,602.24, 1,740,751.20 and 724,954.56

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Solution

The fourth proportional to 1,261,602.24, 1,740,751.20 and 724,954.56 is: 1,000,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,602.24 : 1,740,751.20 = 724,954.56 : x
  2. Step 2: Convert to fraction form
    1,261,602.24/1,740,751.20 = 724,954.56/x
  3. Step 3: Cross multiply
    1,261,602.24x = 1,740,751.20 × 724,954.56
  4. Step 4: Simplify right side
    1,261,602.24x = 1,261,965,520,265.47
  5. Step 5: Solve for x
    x = 1,261,965,520,265.47/1,261,602.24
  6. Step 6: Final answer
    x = 1,000,287.95

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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.