Home / 1,348,538.22-2,022,130.17-449,661.78

Finding the Fourth Proportional to 1,348,538.22, 2,022,130.17 and 449,661.78

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Solution

The fourth proportional to 1,348,538.22, 2,022,130.17 and 449,661.78 is: 674,266.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,538.22 : 2,022,130.17 = 449,661.78 : x
  2. Step 2: Convert to fraction form
    1,348,538.22/2,022,130.17 = 449,661.78/x
  3. Step 3: Cross multiply
    1,348,538.22x = 2,022,130.17 × 449,661.78
  4. Step 4: Simplify right side
    1,348,538.22x = 909,274,651,633.90
  5. Step 5: Solve for x
    x = 909,274,651,633.90/1,348,538.22
  6. Step 6: Final answer
    x = 674,266.88

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1.5x scale

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.