Home / 1,333,723.35-1,840,538.08-721,876.00

Finding the Fourth Proportional to 1,333,723.35, 1,840,538.08 and 721,876.00

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Solution

The fourth proportional to 1,333,723.35, 1,840,538.08 and 721,876.00 is: 996,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,723.35 : 1,840,538.08 = 721,876.00 : x
  2. Step 2: Convert to fraction form
    1,333,723.35/1,840,538.08 = 721,876.00/x
  3. Step 3: Cross multiply
    1,333,723.35x = 1,840,538.08 × 721,876.00
  4. Step 4: Simplify right side
    1,333,723.35x = 1,328,640,262,729.54
  5. Step 5: Solve for x
    x = 1,328,640,262,729.54/1,333,723.35
  6. Step 6: Final answer
    x = 996,188.80

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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.