Home / 2,871,565.66-3,962,786.79-1,582,452.28

Finding the Fourth Proportional to 2,871,565.66, 3,962,786.79 and 1,582,452.28

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Solution

The fourth proportional to 2,871,565.66, 3,962,786.79 and 1,582,452.28 is: 2,183,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,565.66 : 3,962,786.79 = 1,582,452.28 : x
  2. Step 2: Convert to fraction form
    2,871,565.66/3,962,786.79 = 1,582,452.28/x
  3. Step 3: Cross multiply
    2,871,565.66x = 3,962,786.79 × 1,582,452.28
  4. Step 4: Simplify right side
    2,871,565.66x = 6,270,920,990,989.38
  5. Step 5: Solve for x
    x = 6,270,920,990,989.38/2,871,565.66
  6. Step 6: Final answer
    x = 2,183,798.57

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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.