Home / 1,375,571.77-2,063,767.71-656,453.36

Finding the Fourth Proportional to 1,375,571.77, 2,063,767.71 and 656,453.36

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Solution

The fourth proportional to 1,375,571.77, 2,063,767.71 and 656,453.36 is: 984,875.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,571.77 : 2,063,767.71 = 656,453.36 : x
  2. Step 2: Convert to fraction form
    1,375,571.77/2,063,767.71 = 656,453.36/x
  3. Step 3: Cross multiply
    1,375,571.77x = 2,063,767.71 × 656,453.36
  4. Step 4: Simplify right side
    1,375,571.77x = 1,354,767,255,110.13
  5. Step 5: Solve for x
    x = 1,354,767,255,110.13/1,375,571.77
  6. Step 6: Final answer
    x = 984,875.73

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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.