Home / 2,627,592.40-3,943,138.20-1,206,917.20

Finding the Fourth Proportional to 2,627,592.40, 3,943,138.20 and 1,206,917.20

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Solution

The fourth proportional to 2,627,592.40, 3,943,138.20 and 1,206,917.20 is: 1,811,179.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627,592.40 : 3,943,138.20 = 1,206,917.20 : x
  2. Step 2: Convert to fraction form
    2,627,592.40/3,943,138.20 = 1,206,917.20/x
  3. Step 3: Cross multiply
    2,627,592.40x = 3,943,138.20 × 1,206,917.20
  4. Step 4: Simplify right side
    2,627,592.40x = 4,759,041,315,557.04
  5. Step 5: Solve for x
    x = 4,759,041,315,557.04/2,627,592.40
  6. Step 6: Final answer
    x = 1,811,179.43

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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.