Home / 2,871,247.68-3,962,498.76-1,582,087.86

Finding the Fourth Proportional to 2,871,247.68, 3,962,498.76 and 1,582,087.86

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Solution

The fourth proportional to 2,871,247.68, 3,962,498.76 and 1,582,087.86 is: 2,183,378.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,247.68 : 3,962,498.76 = 1,582,087.86 : x
  2. Step 2: Convert to fraction form
    2,871,247.68/3,962,498.76 = 1,582,087.86/x
  3. Step 3: Cross multiply
    2,871,247.68x = 3,962,498.76 × 1,582,087.86
  4. Step 4: Simplify right side
    2,871,247.68x = 6,269,021,183,461.05
  5. Step 5: Solve for x
    x = 6,269,021,183,461.05/2,871,247.68
  6. Step 6: Final answer
    x = 2,183,378.75

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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.