Home / 4,418,422.50-6,627,567.14-1,987,859.28

Finding the Fourth Proportional to 4,418,422.50, 6,627,567.14 and 1,987,859.28

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Solution

The fourth proportional to 4,418,422.50, 6,627,567.14 and 1,987,859.28 is: 2,981,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418,422.50 : 6,627,567.14 = 1,987,859.28 : x
  2. Step 2: Convert to fraction form
    4,418,422.50/6,627,567.14 = 1,987,859.28/x
  3. Step 3: Cross multiply
    4,418,422.50x = 6,627,567.14 × 1,987,859.28
  4. Step 4: Simplify right side
    4,418,422.50x = 13,174,670,843,072.06
  5. Step 5: Solve for x
    x = 13,174,670,843,072.06/4,418,422.50
  6. Step 6: Final answer
    x = 2,981,758.95

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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.