Home / 1,348,091.40-2,022,428.70-449,380.20

Finding the Fourth Proportional to 1,348,091.40, 2,022,428.70 and 449,380.20

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Solution

The fourth proportional to 1,348,091.40, 2,022,428.70 and 449,380.20 is: 674,167.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,091.40 : 2,022,428.70 = 449,380.20 : x
  2. Step 2: Convert to fraction form
    1,348,091.40/2,022,428.70 = 449,380.20/x
  3. Step 3: Cross multiply
    1,348,091.40x = 2,022,428.70 × 449,380.20
  4. Step 4: Simplify right side
    1,348,091.40x = 908,839,413,691.74
  5. Step 5: Solve for x
    x = 908,839,413,691.74/1,348,091.40
  6. Step 6: Final answer
    x = 674,167.50

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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.