Home / 1,871,749.13-2,583,013.76-1,012,309.38

Finding the Fourth Proportional to 1,871,749.13, 2,583,013.76 and 1,012,309.38

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Solution

The fourth proportional to 1,871,749.13, 2,583,013.76 and 1,012,309.38 is: 1,396,986.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,749.13 : 2,583,013.76 = 1,012,309.38 : x
  2. Step 2: Convert to fraction form
    1,871,749.13/2,583,013.76 = 1,012,309.38/x
  3. Step 3: Cross multiply
    1,871,749.13x = 2,583,013.76 × 1,012,309.38
  4. Step 4: Simplify right side
    1,871,749.13x = 2,614,809,052,855.52
  5. Step 5: Solve for x
    x = 2,614,809,052,855.52/1,871,749.13
  6. Step 6: Final answer
    x = 1,396,986.92

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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.