Home / 2,871,764.20-3,963,025.38-1,582,604.20

Finding the Fourth Proportional to 2,871,764.20, 3,963,025.38 and 1,582,604.20

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Solution

The fourth proportional to 2,871,764.20, 3,963,025.38 and 1,582,604.20 is: 2,183,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,764.20 : 3,963,025.38 = 1,582,604.20 : x
  2. Step 2: Convert to fraction form
    2,871,764.20/3,963,025.38 = 1,582,604.20/x
  3. Step 3: Cross multiply
    2,871,764.20x = 3,963,025.38 × 1,582,604.20
  4. Step 4: Simplify right side
    2,871,764.20x = 6,271,900,611,094.60
  5. Step 5: Solve for x
    x = 6,271,900,611,094.60/2,871,764.20
  6. Step 6: Final answer
    x = 2,183,988.72

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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.