Home / 1,883,711.40-2,826,223.20-819,517.20

Finding the Fourth Proportional to 1,883,711.40, 2,826,223.20 and 819,517.20

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Solution

The fourth proportional to 1,883,711.40, 2,826,223.20 and 819,517.20 is: 1,229,561.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,711.40 : 2,826,223.20 = 819,517.20 : x
  2. Step 2: Convert to fraction form
    1,883,711.40/2,826,223.20 = 819,517.20/x
  3. Step 3: Cross multiply
    1,883,711.40x = 2,826,223.20 × 819,517.20
  4. Step 4: Simplify right side
    1,883,711.40x = 2,316,138,523,439.04
  5. Step 5: Solve for x
    x = 2,316,138,523,439.04/1,883,711.40
  6. Step 6: Final answer
    x = 1,229,561.24

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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.