Home / 1,812,546.86-2,501,261.78-996,749.70

Finding the Fourth Proportional to 1,812,546.86, 2,501,261.78 and 996,749.70

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Solution

The fourth proportional to 1,812,546.86, 2,501,261.78 and 996,749.70 is: 1,375,485.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,546.86 : 2,501,261.78 = 996,749.70 : x
  2. Step 2: Convert to fraction form
    1,812,546.86/2,501,261.78 = 996,749.70/x
  3. Step 3: Cross multiply
    1,812,546.86x = 2,501,261.78 × 996,749.70
  4. Step 4: Simplify right side
    1,812,546.86x = 2,493,131,928,836.47
  5. Step 5: Solve for x
    x = 2,493,131,928,836.47/1,812,546.86
  6. Step 6: Final answer
    x = 1,375,485.50

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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.