Home / 2,769,829.20-4,154,743.80-876,718.80

Finding the Fourth Proportional to 2,769,829.20, 4,154,743.80 and 876,718.80

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Solution

The fourth proportional to 2,769,829.20, 4,154,743.80 and 876,718.80 is: 1,315,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,829.20 : 4,154,743.80 = 876,718.80 : x
  2. Step 2: Convert to fraction form
    2,769,829.20/4,154,743.80 = 876,718.80/x
  3. Step 3: Cross multiply
    2,769,829.20x = 4,154,743.80 × 876,718.80
  4. Step 4: Simplify right side
    2,769,829.20x = 3,642,541,998,643.44
  5. Step 5: Solve for x
    x = 3,642,541,998,643.44/2,769,829.20
  6. Step 6: Final answer
    x = 1,315,078.20

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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.