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Finding the Fourth Proportional to 2,914,688.80, 4,365,034.80 and 2,354,816.80

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Solution

The fourth proportional to 2,914,688.80, 4,365,034.80 and 2,354,816.80 is: 3,526,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,688.80 : 4,365,034.80 = 2,354,816.80 : x
  2. Step 2: Convert to fraction form
    2,914,688.80/4,365,034.80 = 2,354,816.80/x
  3. Step 3: Cross multiply
    2,914,688.80x = 4,365,034.80 × 2,354,816.80
  4. Step 4: Simplify right side
    2,914,688.80x = 10,278,857,279,624.64
  5. Step 5: Solve for x
    x = 10,278,857,279,624.64/2,914,688.80
  6. Step 6: Final answer
    x = 3,526,571.10

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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.