Home / 819,306.91-1,229,025.99-627,457.87

Finding the Fourth Proportional to 819,306.91, 1,229,025.99 and 627,457.87

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Solution

The fourth proportional to 819,306.91, 1,229,025.99 and 627,457.87 is: 941,237.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,306.91 : 1,229,025.99 = 627,457.87 : x
  2. Step 2: Convert to fraction form
    819,306.91/1,229,025.99 = 627,457.87/x
  3. Step 3: Cross multiply
    819,306.91x = 1,229,025.99 × 627,457.87
  4. Step 4: Simplify right side
    819,306.91x = 771,162,029,860.04
  5. Step 5: Solve for x
    x = 771,162,029,860.04/819,306.91
  6. Step 6: Final answer
    x = 941,237.06

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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.