Home / 2,871,586.32-4,307,380.20-849,673.68

Finding the Fourth Proportional to 2,871,586.32, 4,307,380.20 and 849,673.68

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Solution

The fourth proportional to 2,871,586.32, 4,307,380.20 and 849,673.68 is: 1,274,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,586.32 : 4,307,380.20 = 849,673.68 : x
  2. Step 2: Convert to fraction form
    2,871,586.32/4,307,380.20 = 849,673.68/x
  3. Step 3: Cross multiply
    2,871,586.32x = 4,307,380.20 × 849,673.68
  4. Step 4: Simplify right side
    2,871,586.32x = 3,659,867,585,693.14
  5. Step 5: Solve for x
    x = 3,659,867,585,693.14/2,871,586.32
  6. Step 6: Final answer
    x = 1,274,510.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.