Home / 2,871,263.10-3,962,519.56-1,582,103.12

Finding the Fourth Proportional to 2,871,263.10, 3,962,519.56 and 1,582,103.12

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Solution

The fourth proportional to 2,871,263.10, 3,962,519.56 and 1,582,103.12 is: 2,183,399.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,263.10 : 3,962,519.56 = 1,582,103.12 : x
  2. Step 2: Convert to fraction form
    2,871,263.10/3,962,519.56 = 1,582,103.12/x
  3. Step 3: Cross multiply
    2,871,263.10x = 3,962,519.56 × 1,582,103.12
  4. Step 4: Simplify right side
    2,871,263.10x = 6,269,114,558,937.03
  5. Step 5: Solve for x
    x = 6,269,114,558,937.03/2,871,263.10
  6. Step 6: Final answer
    x = 2,183,399.55

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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.