Home / 1,871,745.54-2,583,008.80-1,012,305.79

Finding the Fourth Proportional to 1,871,745.54, 2,583,008.80 and 1,012,305.79

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Solution

The fourth proportional to 1,871,745.54, 2,583,008.80 and 1,012,305.79 is: 1,396,981.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,745.54 : 2,583,008.80 = 1,012,305.79 : x
  2. Step 2: Convert to fraction form
    1,871,745.54/2,583,008.80 = 1,012,305.79/x
  3. Step 3: Cross multiply
    1,871,745.54x = 2,583,008.80 × 1,012,305.79
  4. Step 4: Simplify right side
    1,871,745.54x = 2,614,794,763,860.95
  5. Step 5: Solve for x
    x = 2,614,794,763,860.95/1,871,745.54
  6. Step 6: Final answer
    x = 1,396,981.97

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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.