Home / 1,367,959.84-2,052,042.88-408,339.64

Finding the Fourth Proportional to 1,367,959.84, 2,052,042.88 and 408,339.64

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Solution

The fourth proportional to 1,367,959.84, 2,052,042.88 and 408,339.64 is: 612,540.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,959.84 : 2,052,042.88 = 408,339.64 : x
  2. Step 2: Convert to fraction form
    1,367,959.84/2,052,042.88 = 408,339.64/x
  3. Step 3: Cross multiply
    1,367,959.84x = 2,052,042.88 × 408,339.64
  4. Step 4: Simplify right side
    1,367,959.84x = 837,930,450,883.76
  5. Step 5: Solve for x
    x = 837,930,450,883.76/1,367,959.84
  6. Step 6: Final answer
    x = 612,540.24

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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.