Home / 3,988,277.20-5,981,724.60-1,462,632.40

Finding the Fourth Proportional to 3,988,277.20, 5,981,724.60 and 1,462,632.40

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Solution

The fourth proportional to 3,988,277.20, 5,981,724.60 and 1,462,632.40 is: 2,193,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988,277.20 : 5,981,724.60 = 1,462,632.40 : x
  2. Step 2: Convert to fraction form
    3,988,277.20/5,981,724.60 = 1,462,632.40/x
  3. Step 3: Cross multiply
    3,988,277.20x = 5,981,724.60 × 1,462,632.40
  4. Step 4: Simplify right side
    3,988,277.20x = 8,749,064,207,837.04
  5. Step 5: Solve for x
    x = 8,749,064,207,837.04/3,988,277.20
  6. Step 6: Final answer
    x = 2,193,695.11

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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.