Home / 1,334,008.68-1,840,930.03-722,158.44

Finding the Fourth Proportional to 1,334,008.68, 1,840,930.03 and 722,158.44

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Solution

The fourth proportional to 1,334,008.68, 1,840,930.03 and 722,158.44 is: 996,577.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,008.68 : 1,840,930.03 = 722,158.44 : x
  2. Step 2: Convert to fraction form
    1,334,008.68/1,840,930.03 = 722,158.44/x
  3. Step 3: Cross multiply
    1,334,008.68x = 1,840,930.03 × 722,158.44
  4. Step 4: Simplify right side
    1,334,008.68x = 1,329,443,158,613.95
  5. Step 5: Solve for x
    x = 1,329,443,158,613.95/1,334,008.68
  6. Step 6: Final answer
    x = 996,577.59

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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.