Home / 1,780,796.56-2,672,071.80-834,003.76

Finding the Fourth Proportional to 1,780,796.56, 2,672,071.80 and 834,003.76

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Solution

The fourth proportional to 1,780,796.56, 2,672,071.80 and 834,003.76 is: 1,251,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,796.56 : 2,672,071.80 = 834,003.76 : x
  2. Step 2: Convert to fraction form
    1,780,796.56/2,672,071.80 = 834,003.76/x
  3. Step 3: Cross multiply
    1,780,796.56x = 2,672,071.80 × 834,003.76
  4. Step 4: Simplify right side
    1,780,796.56x = 2,228,517,928,189.97
  5. Step 5: Solve for x
    x = 2,228,517,928,189.97/1,780,796.56
  6. Step 6: Final answer
    x = 1,251,416.35

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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.