Home / 1,348,400.40-2,022,892.20-449,689.20

Finding the Fourth Proportional to 1,348,400.40, 2,022,892.20 and 449,689.20

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Solution

The fourth proportional to 1,348,400.40, 2,022,892.20 and 449,689.20 is: 674,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,400.40 : 2,022,892.20 = 449,689.20 : x
  2. Step 2: Convert to fraction form
    1,348,400.40/2,022,892.20 = 449,689.20/x
  3. Step 3: Cross multiply
    1,348,400.40x = 2,022,892.20 × 449,689.20
  4. Step 4: Simplify right side
    1,348,400.40x = 909,672,775,104.24
  5. Step 5: Solve for x
    x = 909,672,775,104.24/1,348,400.40
  6. Step 6: Final answer
    x = 674,631.05

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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.