Home / 2,197,511.80-3,293,643.30-918,116.80

Finding the Fourth Proportional to 2,197,511.80, 3,293,643.30 and 918,116.80

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Solution

The fourth proportional to 2,197,511.80, 3,293,643.30 and 918,116.80 is: 1,376,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,511.80 : 3,293,643.30 = 918,116.80 : x
  2. Step 2: Convert to fraction form
    2,197,511.80/3,293,643.30 = 918,116.80/x
  3. Step 3: Cross multiply
    2,197,511.80x = 3,293,643.30 × 918,116.80
  4. Step 4: Simplify right side
    2,197,511.80x = 3,023,949,246,937.44
  5. Step 5: Solve for x
    x = 3,023,949,246,937.44/2,197,511.80
  6. Step 6: Final answer
    x = 1,376,078.73

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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.