Home / 2,871,313.20-3,962,233.68-1,582,081.44

Finding the Fourth Proportional to 2,871,313.20, 3,962,233.68 and 1,582,081.44

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Solution

The fourth proportional to 2,871,313.20, 3,962,233.68 and 1,582,081.44 is: 2,183,174.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,313.20 : 3,962,233.68 = 1,582,081.44 : x
  2. Step 2: Convert to fraction form
    2,871,313.20/3,962,233.68 = 1,582,081.44/x
  3. Step 3: Cross multiply
    2,871,313.20x = 3,962,233.68 × 1,582,081.44
  4. Step 4: Simplify right side
    2,871,313.20x = 6,268,576,366,070.90
  5. Step 5: Solve for x
    x = 6,268,576,366,070.90/2,871,313.20
  6. Step 6: Final answer
    x = 2,183,174.01

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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.