Home / 1,871,611.28-2,582,831.35-1,012,171.54

Finding the Fourth Proportional to 1,871,611.28, 2,582,831.35 and 1,012,171.54

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Solution

The fourth proportional to 1,871,611.28, 2,582,831.35 and 1,012,171.54 is: 1,396,800.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,611.28 : 2,582,831.35 = 1,012,171.54 : x
  2. Step 2: Convert to fraction form
    1,871,611.28/2,582,831.35 = 1,012,171.54/x
  3. Step 3: Cross multiply
    1,871,611.28x = 2,582,831.35 × 1,012,171.54
  4. Step 4: Simplify right side
    1,871,611.28x = 2,614,268,380,028.92
  5. Step 5: Solve for x
    x = 2,614,268,380,028.92/1,871,611.28
  6. Step 6: Final answer
    x = 1,396,800.94

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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.