Home / 1,721,241.60-2,375,397.41-957,278.76

Finding the Fourth Proportional to 1,721,241.60, 2,375,397.41 and 957,278.76

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Solution

The fourth proportional to 1,721,241.60, 2,375,397.41 and 957,278.76 is: 1,321,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,241.60 : 2,375,397.41 = 957,278.76 : x
  2. Step 2: Convert to fraction form
    1,721,241.60/2,375,397.41 = 957,278.76/x
  3. Step 3: Cross multiply
    1,721,241.60x = 2,375,397.41 × 957,278.76
  4. Step 4: Simplify right side
    1,721,241.60x = 2,273,917,482,365.62
  5. Step 5: Solve for x
    x = 2,273,917,482,365.62/1,721,241.60
  6. Step 6: Final answer
    x = 1,321,091.40

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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.