Home / 2,644,240.88-3,647,807.88-1,917,494.48

Finding the Fourth Proportional to 2,644,240.88, 3,647,807.88 and 1,917,494.48

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Solution

The fourth proportional to 2,644,240.88, 3,647,807.88 and 1,917,494.48 is: 2,645,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644,240.88 : 3,647,807.88 = 1,917,494.48 : x
  2. Step 2: Convert to fraction form
    2,644,240.88/3,647,807.88 = 1,917,494.48/x
  3. Step 3: Cross multiply
    2,644,240.88x = 3,647,807.88 × 1,917,494.48
  4. Step 4: Simplify right side
    2,644,240.88x = 6,994,651,474,000.50
  5. Step 5: Solve for x
    x = 6,994,651,474,000.50/2,644,240.88
  6. Step 6: Final answer
    x = 2,645,239.90

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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.