Home / 2,112,721.48-2,915,099.58-1,253,566

Finding the Fourth Proportional to 2,112,721.48, 2,915,099.58 and 1,253,566

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Solution

The fourth proportional to 2,112,721.48, 2,915,099.58 and 1,253,566 is: 1,729,650.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,721.48 : 2,915,099.58 = 1,253,566 : x
  2. Step 2: Convert to fraction form
    2,112,721.48/2,915,099.58 = 1,253,566/x
  3. Step 3: Cross multiply
    2,112,721.48x = 2,915,099.58 × 1,253,566
  4. Step 4: Simplify right side
    2,112,721.48x = 3,654,269,720,102.28
  5. Step 5: Solve for x
    x = 3,654,269,720,102.28/2,112,721.48
  6. Step 6: Final answer
    x = 1,729,650.48

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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.