Home / 2,871,700.80-3,962,938.44-1,582,540.80

Finding the Fourth Proportional to 2,871,700.80, 3,962,938.44 and 1,582,540.80

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Solution

The fourth proportional to 2,871,700.80, 3,962,938.44 and 1,582,540.80 is: 2,183,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,700.80 : 3,962,938.44 = 1,582,540.80 : x
  2. Step 2: Convert to fraction form
    2,871,700.80/3,962,938.44 = 1,582,540.80/x
  3. Step 3: Cross multiply
    2,871,700.80x = 3,962,938.44 × 1,582,540.80
  4. Step 4: Simplify right side
    2,871,700.80x = 6,271,511,769,188.35
  5. Step 5: Solve for x
    x = 6,271,511,769,188.35/2,871,700.80
  6. Step 6: Final answer
    x = 2,183,901.53

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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.