Home / 1,353,009.42-1,867,129.38-741,174.30

Finding the Fourth Proportional to 1,353,009.42, 1,867,129.38 and 741,174.30

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Solution

The fourth proportional to 1,353,009.42, 1,867,129.38 and 741,174.30 is: 1,022,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,009.42 : 1,867,129.38 = 741,174.30 : x
  2. Step 2: Convert to fraction form
    1,353,009.42/1,867,129.38 = 741,174.30/x
  3. Step 3: Cross multiply
    1,353,009.42x = 1,867,129.38 × 741,174.30
  4. Step 4: Simplify right side
    1,353,009.42x = 1,383,868,311,230.93
  5. Step 5: Solve for x
    x = 1,383,868,311,230.93/1,353,009.42
  6. Step 6: Final answer
    x = 1,022,807.60

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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.