Home / 2,079,757.70-3,116,720.55-1,654,021.70

Finding the Fourth Proportional to 2,079,757.70, 3,116,720.55 and 1,654,021.70

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Solution

The fourth proportional to 2,079,757.70, 3,116,720.55 and 1,654,021.70 is: 2,478,713.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,757.70 : 3,116,720.55 = 1,654,021.70 : x
  2. Step 2: Convert to fraction form
    2,079,757.70/3,116,720.55 = 1,654,021.70/x
  3. Step 3: Cross multiply
    2,079,757.70x = 3,116,720.55 × 1,654,021.70
  4. Step 4: Simplify right side
    2,079,757.70x = 5,155,123,422,535.93
  5. Step 5: Solve for x
    x = 5,155,123,422,535.93/2,079,757.70
  6. Step 6: Final answer
    x = 2,478,713.47

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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.