Home / 994,217.40-1,491,326.10-910,236.60

Finding the Fourth Proportional to 994,217.40, 1,491,326.10 and 910,236.60

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Solution

The fourth proportional to 994,217.40, 1,491,326.10 and 910,236.60 is: 1,365,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,217.40 : 1,491,326.10 = 910,236.60 : x
  2. Step 2: Convert to fraction form
    994,217.40/1,491,326.10 = 910,236.60/x
  3. Step 3: Cross multiply
    994,217.40x = 1,491,326.10 × 910,236.60
  4. Step 4: Simplify right side
    994,217.40x = 1,357,459,598,755.26
  5. Step 5: Solve for x
    x = 1,357,459,598,755.26/994,217.40
  6. Step 6: Final answer
    x = 1,365,354.90

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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.