Home / 1,871,571.76-2,582,774.96-1,012,138

Finding the Fourth Proportional to 1,871,571.76, 2,582,774.96 and 1,012,138

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Solution

The fourth proportional to 1,871,571.76, 2,582,774.96 and 1,012,138 is: 1,396,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,571.76 : 2,582,774.96 = 1,012,138 : x
  2. Step 2: Convert to fraction form
    1,871,571.76/2,582,774.96 = 1,012,138/x
  3. Step 3: Cross multiply
    1,871,571.76x = 2,582,774.96 × 1,012,138
  4. Step 4: Simplify right side
    1,871,571.76x = 2,614,124,682,464.48
  5. Step 5: Solve for x
    x = 2,614,124,682,464.48/1,871,571.76
  6. Step 6: Final answer
    x = 1,396,753.65

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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.