Home / 1,275,594.82-1,913,435.97-675,744.46

Finding the Fourth Proportional to 1,275,594.82, 1,913,435.97 and 675,744.46

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Solution

The fourth proportional to 1,275,594.82, 1,913,435.97 and 675,744.46 is: 1,013,639.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,594.82 : 1,913,435.97 = 675,744.46 : x
  2. Step 2: Convert to fraction form
    1,275,594.82/1,913,435.97 = 675,744.46/x
  3. Step 3: Cross multiply
    1,275,594.82x = 1,913,435.97 × 675,744.46
  4. Step 4: Simplify right side
    1,275,594.82x = 1,292,993,748,974.59
  5. Step 5: Solve for x
    x = 1,292,993,748,974.59/1,275,594.82
  6. Step 6: Final answer
    x = 1,013,639.86

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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.