Home / 1,871,745.29-2,583,008.46-1,012,305.54

Finding the Fourth Proportional to 1,871,745.29, 2,583,008.46 and 1,012,305.54

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Solution

The fourth proportional to 1,871,745.29, 2,583,008.46 and 1,012,305.54 is: 1,396,981.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,745.29 : 2,583,008.46 = 1,012,305.54 : x
  2. Step 2: Convert to fraction form
    1,871,745.29/2,583,008.46 = 1,012,305.54/x
  3. Step 3: Cross multiply
    1,871,745.29x = 2,583,008.46 × 1,012,305.54
  4. Step 4: Simplify right side
    1,871,745.29x = 2,614,793,773,924.87
  5. Step 5: Solve for x
    x = 2,614,793,773,924.87/1,871,745.29
  6. Step 6: Final answer
    x = 1,396,981.63

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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.