Home / 1,250,907.18-1,726,254.90-677,947.20

Finding the Fourth Proportional to 1,250,907.18, 1,726,254.90 and 677,947.20

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Solution

The fourth proportional to 1,250,907.18, 1,726,254.90 and 677,947.20 is: 935,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,907.18 : 1,726,254.90 = 677,947.20 : x
  2. Step 2: Convert to fraction form
    1,250,907.18/1,726,254.90 = 677,947.20/x
  3. Step 3: Cross multiply
    1,250,907.18x = 1,726,254.90 × 677,947.20
  4. Step 4: Simplify right side
    1,250,907.18x = 1,170,309,675,941.28
  5. Step 5: Solve for x
    x = 1,170,309,675,941.28/1,250,907.18
  6. Step 6: Final answer
    x = 935,568.76

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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.