Home / 2,140,270.80-3,207,684.60-876,670.80

Finding the Fourth Proportional to 2,140,270.80, 3,207,684.60 and 876,670.80

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Solution

The fourth proportional to 2,140,270.80, 3,207,684.60 and 876,670.80 is: 1,313,891.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,270.80 : 3,207,684.60 = 876,670.80 : x
  2. Step 2: Convert to fraction form
    2,140,270.80/3,207,684.60 = 876,670.80/x
  3. Step 3: Cross multiply
    2,140,270.80x = 3,207,684.60 × 876,670.80
  4. Step 4: Simplify right side
    2,140,270.80x = 2,812,083,424,429.68
  5. Step 5: Solve for x
    x = 2,812,083,424,429.68/2,140,270.80
  6. Step 6: Final answer
    x = 1,313,891.41

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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.