Home / 3,098,643.39-4,276,231.71-1,722,045.12

Finding the Fourth Proportional to 3,098,643.39, 4,276,231.71 and 1,722,045.12

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Solution

The fourth proportional to 3,098,643.39, 4,276,231.71 and 1,722,045.12 is: 2,376,479.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,643.39 : 4,276,231.71 = 1,722,045.12 : x
  2. Step 2: Convert to fraction form
    3,098,643.39/4,276,231.71 = 1,722,045.12/x
  3. Step 3: Cross multiply
    3,098,643.39x = 4,276,231.71 × 1,722,045.12
  4. Step 4: Simplify right side
    3,098,643.39x = 7,363,863,948,194.76
  5. Step 5: Solve for x
    x = 7,363,863,948,194.76/3,098,643.39
  6. Step 6: Final answer
    x = 2,376,479.97

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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.