Home / 1,333,725.04-1,840,540.40-721,877.69

Finding the Fourth Proportional to 1,333,725.04, 1,840,540.40 and 721,877.69

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Solution

The fourth proportional to 1,333,725.04, 1,840,540.40 and 721,877.69 is: 996,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,725.04 : 1,840,540.40 = 721,877.69 : x
  2. Step 2: Convert to fraction form
    1,333,725.04/1,840,540.40 = 721,877.69/x
  3. Step 3: Cross multiply
    1,333,725.04x = 1,840,540.40 × 721,877.69
  4. Step 4: Simplify right side
    1,333,725.04x = 1,328,645,049,710.20
  5. Step 5: Solve for x
    x = 1,328,645,049,710.20/1,333,725.04
  6. Step 6: Final answer
    x = 996,191.13

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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.