Home / 2,561,869.28-3,842,742.65-832,736.95

Finding the Fourth Proportional to 2,561,869.28, 3,842,742.65 and 832,736.95

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Solution

The fourth proportional to 2,561,869.28, 3,842,742.65 and 832,736.95 is: 1,249,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,869.28 : 3,842,742.65 = 832,736.95 : x
  2. Step 2: Convert to fraction form
    2,561,869.28/3,842,742.65 = 832,736.95/x
  3. Step 3: Cross multiply
    2,561,869.28x = 3,842,742.65 × 832,736.95
  4. Step 4: Simplify right side
    2,561,869.28x = 3,199,993,786,470.90
  5. Step 5: Solve for x
    x = 3,199,993,786,470.90/2,561,869.28
  6. Step 6: Final answer
    x = 1,249,085.51

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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.