Home / 2,725,469.80-4,086,699.90-1,264,923.88

Finding the Fourth Proportional to 2,725,469.80, 4,086,699.90 and 1,264,923.88

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Solution

The fourth proportional to 2,725,469.80, 4,086,699.90 and 1,264,923.88 is: 1,896,687.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,469.80 : 4,086,699.90 = 1,264,923.88 : x
  2. Step 2: Convert to fraction form
    2,725,469.80/4,086,699.90 = 1,264,923.88/x
  3. Step 3: Cross multiply
    2,725,469.80x = 4,086,699.90 × 1,264,923.88
  4. Step 4: Simplify right side
    2,725,469.80x = 5,169,364,293,903.61
  5. Step 5: Solve for x
    x = 5,169,364,293,903.61/2,725,469.80
  6. Step 6: Final answer
    x = 1,896,687.42

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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.