Home / 1,333,382.97-1,840,054.50-721,522.38

Finding the Fourth Proportional to 1,333,382.97, 1,840,054.50 and 721,522.38

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Solution

The fourth proportional to 1,333,382.97, 1,840,054.50 and 721,522.38 is: 995,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,382.97 : 1,840,054.50 = 721,522.38 : x
  2. Step 2: Convert to fraction form
    1,333,382.97/1,840,054.50 = 721,522.38/x
  3. Step 3: Cross multiply
    1,333,382.97x = 1,840,054.50 × 721,522.38
  4. Step 4: Simplify right side
    1,333,382.97x = 1,327,640,502,169.71
  5. Step 5: Solve for x
    x = 1,327,640,502,169.71/1,333,382.97
  6. Step 6: Final answer
    x = 995,693.31

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1.5x scale

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.