Home / 2,836,864.80-4,255,297.20-1,155,175.20

Finding the Fourth Proportional to 2,836,864.80, 4,255,297.20 and 1,155,175.20

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Solution

The fourth proportional to 2,836,864.80, 4,255,297.20 and 1,155,175.20 is: 1,732,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,864.80 : 4,255,297.20 = 1,155,175.20 : x
  2. Step 2: Convert to fraction form
    2,836,864.80/4,255,297.20 = 1,155,175.20/x
  3. Step 3: Cross multiply
    2,836,864.80x = 4,255,297.20 × 1,155,175.20
  4. Step 4: Simplify right side
    2,836,864.80x = 4,915,613,794,069.44
  5. Step 5: Solve for x
    x = 4,915,613,794,069.44/2,836,864.80
  6. Step 6: Final answer
    x = 1,732,762.80

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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.