Home / 5,253,869.81-7,883,080.56-2,822,185.68

Finding the Fourth Proportional to 5,253,869.81, 7,883,080.56 and 2,822,185.68

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Solution

The fourth proportional to 5,253,869.81, 7,883,080.56 and 2,822,185.68 is: 4,234,501.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253,869.81 : 7,883,080.56 = 2,822,185.68 : x
  2. Step 2: Convert to fraction form
    5,253,869.81/7,883,080.56 = 2,822,185.68/x
  3. Step 3: Cross multiply
    5,253,869.81x = 7,883,080.56 × 2,822,185.68
  4. Step 4: Simplify right side
    5,253,869.81x = 22,247,517,070,718.38
  5. Step 5: Solve for x
    x = 22,247,517,070,718.38/5,253,869.81
  6. Step 6: Final answer
    x = 4,234,501.02

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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.