Home / 1,333,724.75-1,840,540.02-721,877.41

Finding the Fourth Proportional to 1,333,724.75, 1,840,540.02 and 721,877.41

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Solution

The fourth proportional to 1,333,724.75, 1,840,540.02 and 721,877.41 is: 996,190.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,724.75 : 1,840,540.02 = 721,877.41 : x
  2. Step 2: Convert to fraction form
    1,333,724.75/1,840,540.02 = 721,877.41/x
  3. Step 3: Cross multiply
    1,333,724.75x = 1,840,540.02 × 721,877.41
  4. Step 4: Simplify right side
    1,333,724.75x = 1,328,644,262,232.58
  5. Step 5: Solve for x
    x = 1,328,644,262,232.58/1,333,724.75
  6. Step 6: Final answer
    x = 996,190.75

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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.