Home / 2,065,311.33-3,099,180.57-867,141.51

Finding the Fourth Proportional to 2,065,311.33, 3,099,180.57 and 867,141.51

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Solution

The fourth proportional to 2,065,311.33, 3,099,180.57 and 867,141.51 is: 1,301,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,311.33 : 3,099,180.57 = 867,141.51 : x
  2. Step 2: Convert to fraction form
    2,065,311.33/3,099,180.57 = 867,141.51/x
  3. Step 3: Cross multiply
    2,065,311.33x = 3,099,180.57 × 867,141.51
  4. Step 4: Simplify right side
    2,065,311.33x = 2,687,428,119,232.46
  5. Step 5: Solve for x
    x = 2,687,428,119,232.46/2,065,311.33
  6. Step 6: Final answer
    x = 1,301,221.80

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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.