Home / 2,718,312.80-4,077,469.20-1,120,053.20

Finding the Fourth Proportional to 2,718,312.80, 4,077,469.20 and 1,120,053.20

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Solution

The fourth proportional to 2,718,312.80, 4,077,469.20 and 1,120,053.20 is: 1,680,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,312.80 : 4,077,469.20 = 1,120,053.20 : x
  2. Step 2: Convert to fraction form
    2,718,312.80/4,077,469.20 = 1,120,053.20/x
  3. Step 3: Cross multiply
    2,718,312.80x = 4,077,469.20 × 1,120,053.20
  4. Step 4: Simplify right side
    2,718,312.80x = 4,566,982,425,361.44
  5. Step 5: Solve for x
    x = 4,566,982,425,361.44/2,718,312.80
  6. Step 6: Final answer
    x = 1,680,079.80

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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.