Home / 3,399,114.80-4,690,912.20-1,871,364.08

Finding the Fourth Proportional to 3,399,114.80, 4,690,912.20 and 1,871,364.08

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Solution

The fourth proportional to 3,399,114.80, 4,690,912.20 and 1,871,364.08 is: 2,582,556.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,114.80 : 4,690,912.20 = 1,871,364.08 : x
  2. Step 2: Convert to fraction form
    3,399,114.80/4,690,912.20 = 1,871,364.08/x
  3. Step 3: Cross multiply
    3,399,114.80x = 4,690,912.20 × 1,871,364.08
  4. Step 4: Simplify right side
    3,399,114.80x = 8,778,404,593,513.78
  5. Step 5: Solve for x
    x = 8,778,404,593,513.78/3,399,114.80
  6. Step 6: Final answer
    x = 2,582,556.08

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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.