Home / 1,843,628.40-2,767,516.20-1,424,761.20

Finding the Fourth Proportional to 1,843,628.40, 2,767,516.20 and 1,424,761.20

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Solution

The fourth proportional to 1,843,628.40, 2,767,516.20 and 1,424,761.20 is: 2,138,744.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,628.40 : 2,767,516.20 = 1,424,761.20 : x
  2. Step 2: Convert to fraction form
    1,843,628.40/2,767,516.20 = 1,424,761.20/x
  3. Step 3: Cross multiply
    1,843,628.40x = 2,767,516.20 × 1,424,761.20
  4. Step 4: Simplify right side
    1,843,628.40x = 3,943,049,702,131.44
  5. Step 5: Solve for x
    x = 3,943,049,702,131.44/1,843,628.40
  6. Step 6: Final answer
    x = 2,138,744.28

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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.