Home / 2,160,199-2,981,074.62-1,206,343

Finding the Fourth Proportional to 2,160,199, 2,981,074.62 and 1,206,343

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Solution

The fourth proportional to 2,160,199, 2,981,074.62 and 1,206,343 is: 1,664,753.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,199 : 2,981,074.62 = 1,206,343 : x
  2. Step 2: Convert to fraction form
    2,160,199/2,981,074.62 = 1,206,343/x
  3. Step 3: Cross multiply
    2,160,199x = 2,981,074.62 × 1,206,343
  4. Step 4: Simplify right side
    2,160,199x = 3,596,198,500,314.66
  5. Step 5: Solve for x
    x = 3,596,198,500,314.66/2,160,199
  6. Step 6: Final answer
    x = 1,664,753.34

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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.