Home / 1,000,040.97-1,380,046.05-541,145.55

Finding the Fourth Proportional to 1,000,040.97, 1,380,046.05 and 541,145.55

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Solution

The fourth proportional to 1,000,040.97, 1,380,046.05 and 541,145.55 is: 746,775.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,040.97 : 1,380,046.05 = 541,145.55 : x
  2. Step 2: Convert to fraction form
    1,000,040.97/1,380,046.05 = 541,145.55/x
  3. Step 3: Cross multiply
    1,000,040.97x = 1,380,046.05 × 541,145.55
  4. Step 4: Simplify right side
    1,000,040.97x = 746,805,778,752.58
  5. Step 5: Solve for x
    x = 746,805,778,752.58/1,000,040.97
  6. Step 6: Final answer
    x = 746,775.18

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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.