Home / 3,879,552.60-5,353,948.02-2,160,673.14

Finding the Fourth Proportional to 3,879,552.60, 5,353,948.02 and 2,160,673.14

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Solution

The fourth proportional to 3,879,552.60, 5,353,948.02 and 2,160,673.14 is: 2,981,821.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,552.60 : 5,353,948.02 = 2,160,673.14 : x
  2. Step 2: Convert to fraction form
    3,879,552.60/5,353,948.02 = 2,160,673.14/x
  3. Step 3: Cross multiply
    3,879,552.60x = 5,353,948.02 × 2,160,673.14
  4. Step 4: Simplify right side
    3,879,552.60x = 11,568,131,679,770.18
  5. Step 5: Solve for x
    x = 11,568,131,679,770.18/3,879,552.60
  6. Step 6: Final answer
    x = 2,981,821.07

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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.