Home / 1,333,407.06-1,840,087.62-721,546.38

Finding the Fourth Proportional to 1,333,407.06, 1,840,087.62 and 721,546.38

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Solution

The fourth proportional to 1,333,407.06, 1,840,087.62 and 721,546.38 is: 995,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,407.06 : 1,840,087.62 = 721,546.38 : x
  2. Step 2: Convert to fraction form
    1,333,407.06/1,840,087.62 = 721,546.38/x
  3. Step 3: Cross multiply
    1,333,407.06x = 1,840,087.62 × 721,546.38
  4. Step 4: Simplify right side
    1,333,407.06x = 1,327,708,561,093.82
  5. Step 5: Solve for x
    x = 1,327,708,561,093.82/1,333,407.06
  6. Step 6: Final answer
    x = 995,726.36

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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.