Home / 2,871,599.20-3,962,798.64-1,582,439.20

Finding the Fourth Proportional to 2,871,599.20, 3,962,798.64 and 1,582,439.20

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Solution

The fourth proportional to 2,871,599.20, 3,962,798.64 and 1,582,439.20 is: 2,183,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,599.20 : 3,962,798.64 = 1,582,439.20 : x
  2. Step 2: Convert to fraction form
    2,871,599.20/3,962,798.64 = 1,582,439.20/x
  3. Step 3: Cross multiply
    2,871,599.20x = 3,962,798.64 × 1,582,439.20
  4. Step 4: Simplify right side
    2,871,599.20x = 6,270,887,909,642.69
  5. Step 5: Solve for x
    x = 6,270,887,909,642.69/2,871,599.20
  6. Step 6: Final answer
    x = 2,183,761.55

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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.