Home / 2,891,422.43-3,990,186.57-1,602,284.34

Finding the Fourth Proportional to 2,891,422.43, 3,990,186.57 and 1,602,284.34

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Solution

The fourth proportional to 2,891,422.43, 3,990,186.57 and 1,602,284.34 is: 2,211,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,422.43 : 3,990,186.57 = 1,602,284.34 : x
  2. Step 2: Convert to fraction form
    2,891,422.43/3,990,186.57 = 1,602,284.34/x
  3. Step 3: Cross multiply
    2,891,422.43x = 3,990,186.57 × 1,602,284.34
  4. Step 4: Simplify right side
    2,891,422.43x = 6,393,413,454,789.31
  5. Step 5: Solve for x
    x = 6,393,413,454,789.31/2,891,422.43
  6. Step 6: Final answer
    x = 2,211,165.48

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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.