Home / 3,187,505.88-4,399,226.46-2,099,603.16

Finding the Fourth Proportional to 3,187,505.88, 4,399,226.46 and 2,099,603.16

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Solution

The fourth proportional to 3,187,505.88, 4,399,226.46 and 2,099,603.16 is: 2,897,760.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,505.88 : 4,399,226.46 = 2,099,603.16 : x
  2. Step 2: Convert to fraction form
    3,187,505.88/4,399,226.46 = 2,099,603.16/x
  3. Step 3: Cross multiply
    3,187,505.88x = 4,399,226.46 × 2,099,603.16
  4. Step 4: Simplify right side
    3,187,505.88x = 9,236,629,776,971.61
  5. Step 5: Solve for x
    x = 9,236,629,776,971.61/3,187,505.88
  6. Step 6: Final answer
    x = 2,897,760.86

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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.