Home / 1,936,436.57-2,901,997.55-1,225,191.37

Finding the Fourth Proportional to 1,936,436.57, 2,901,997.55 and 1,225,191.37

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Solution

The fourth proportional to 1,936,436.57, 2,901,997.55 and 1,225,191.37 is: 1,836,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,436.57 : 2,901,997.55 = 1,225,191.37 : x
  2. Step 2: Convert to fraction form
    1,936,436.57/2,901,997.55 = 1,225,191.37/x
  3. Step 3: Cross multiply
    1,936,436.57x = 2,901,997.55 × 1,225,191.37
  4. Step 4: Simplify right side
    1,936,436.57x = 3,555,502,349,829.13
  5. Step 5: Solve for x
    x = 3,555,502,349,829.13/1,936,436.57
  6. Step 6: Final answer
    x = 1,836,105.76

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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.