Home / 2,118,562.20-2,923,634.88-1,151,694.36

Finding the Fourth Proportional to 2,118,562.20, 2,923,634.88 and 1,151,694.36

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Solution

The fourth proportional to 2,118,562.20, 2,923,634.88 and 1,151,694.36 is: 1,589,348.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,562.20 : 2,923,634.88 = 1,151,694.36 : x
  2. Step 2: Convert to fraction form
    2,118,562.20/2,923,634.88 = 1,151,694.36/x
  3. Step 3: Cross multiply
    2,118,562.20x = 2,923,634.88 × 1,151,694.36
  4. Step 4: Simplify right side
    2,118,562.20x = 3,367,133,801,995.28
  5. Step 5: Solve for x
    x = 3,367,133,801,995.28/2,118,562.20
  6. Step 6: Final answer
    x = 1,589,348.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.