Home / 1,871,721.94-2,582,976.27-1,012,282.19

Finding the Fourth Proportional to 1,871,721.94, 2,582,976.27 and 1,012,282.19

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Solution

The fourth proportional to 1,871,721.94, 2,582,976.27 and 1,012,282.19 is: 1,396,949.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,721.94 : 2,582,976.27 = 1,012,282.19 : x
  2. Step 2: Convert to fraction form
    1,871,721.94/2,582,976.27 = 1,012,282.19/x
  3. Step 3: Cross multiply
    1,871,721.94x = 2,582,976.27 × 1,012,282.19
  4. Step 4: Simplify right side
    1,871,721.94x = 2,614,700,890,410.21
  5. Step 5: Solve for x
    x = 2,614,700,890,410.21/1,871,721.94
  6. Step 6: Final answer
    x = 1,396,949.43

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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.