Home / 1,915,001.87-2,871,755.45-835,844.49

Finding the Fourth Proportional to 1,915,001.87, 2,871,755.45 and 835,844.49

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Solution

The fourth proportional to 1,915,001.87, 2,871,755.45 and 835,844.49 is: 1,253,440.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,001.87 : 2,871,755.45 = 835,844.49 : x
  2. Step 2: Convert to fraction form
    1,915,001.87/2,871,755.45 = 835,844.49/x
  3. Step 3: Cross multiply
    1,915,001.87x = 2,871,755.45 × 835,844.49
  4. Step 4: Simplify right side
    1,915,001.87x = 2,400,340,969,509.97
  5. Step 5: Solve for x
    x = 2,400,340,969,509.97/1,915,001.87
  6. Step 6: Final answer
    x = 1,253,440.54

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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.