Home / 1,040,042.49-1,557,400.25-719,750.88

Finding the Fourth Proportional to 1,040,042.49, 1,557,400.25 and 719,750.88

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Solution

The fourth proportional to 1,040,042.49, 1,557,400.25 and 719,750.88 is: 1,077,783.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,042.49 : 1,557,400.25 = 719,750.88 : x
  2. Step 2: Convert to fraction form
    1,040,042.49/1,557,400.25 = 719,750.88/x
  3. Step 3: Cross multiply
    1,040,042.49x = 1,557,400.25 × 719,750.88
  4. Step 4: Simplify right side
    1,040,042.49x = 1,120,940,200,449.72
  5. Step 5: Solve for x
    x = 1,120,940,200,449.72/1,040,042.49
  6. Step 6: Final answer
    x = 1,077,783.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.