Home / 2,079,771.20-3,116,740.80-1,654,035.20

Finding the Fourth Proportional to 2,079,771.20, 3,116,740.80 and 1,654,035.20

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Solution

The fourth proportional to 2,079,771.20, 3,116,740.80 and 1,654,035.20 is: 2,478,733.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,771.20 : 3,116,740.80 = 1,654,035.20 : x
  2. Step 2: Convert to fraction form
    2,079,771.20/3,116,740.80 = 1,654,035.20/x
  3. Step 3: Cross multiply
    2,079,771.20x = 3,116,740.80 × 1,654,035.20
  4. Step 4: Simplify right side
    2,079,771.20x = 5,155,198,992,476.16
  5. Step 5: Solve for x
    x = 5,155,198,992,476.16/2,079,771.20
  6. Step 6: Final answer
    x = 2,478,733.71

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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.