Home / 1,754,931.66-2,632,064.57-855,468.78

Finding the Fourth Proportional to 1,754,931.66, 2,632,064.57 and 855,468.78

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Solution

The fourth proportional to 1,754,931.66, 2,632,064.57 and 855,468.78 is: 1,283,040.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,931.66 : 2,632,064.57 = 855,468.78 : x
  2. Step 2: Convert to fraction form
    1,754,931.66/2,632,064.57 = 855,468.78/x
  3. Step 3: Cross multiply
    1,754,931.66x = 2,632,064.57 × 855,468.78
  4. Step 4: Simplify right side
    1,754,931.66x = 2,251,649,060,451.56
  5. Step 5: Solve for x
    x = 2,251,649,060,451.56/1,754,931.66
  6. Step 6: Final answer
    x = 1,283,040.88

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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.