Home / 2,738,761.20-4,108,141.80-2,313,608.40

Finding the Fourth Proportional to 2,738,761.20, 4,108,141.80 and 2,313,608.40

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Solution

The fourth proportional to 2,738,761.20, 4,108,141.80 and 2,313,608.40 is: 3,470,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,761.20 : 4,108,141.80 = 2,313,608.40 : x
  2. Step 2: Convert to fraction form
    2,738,761.20/4,108,141.80 = 2,313,608.40/x
  3. Step 3: Cross multiply
    2,738,761.20x = 4,108,141.80 × 2,313,608.40
  4. Step 4: Simplify right side
    2,738,761.20x = 9,504,631,376,871.12
  5. Step 5: Solve for x
    x = 9,504,631,376,871.12/2,738,761.20
  6. Step 6: Final answer
    x = 3,470,412.60

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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.