Home / 2,791,832.53-4,187,250.64-742,504.79

Finding the Fourth Proportional to 2,791,832.53, 4,187,250.64 and 742,504.79

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Solution

The fourth proportional to 2,791,832.53, 4,187,250.64 and 742,504.79 is: 1,113,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,832.53 : 4,187,250.64 = 742,504.79 : x
  2. Step 2: Convert to fraction form
    2,791,832.53/4,187,250.64 = 742,504.79/x
  3. Step 3: Cross multiply
    2,791,832.53x = 4,187,250.64 × 742,504.79
  4. Step 4: Simplify right side
    2,791,832.53x = 3,109,053,632,481.79
  5. Step 5: Solve for x
    x = 3,109,053,632,481.79/2,791,832.53
  6. Step 6: Final answer
    x = 1,113,624.69

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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.