Home / 2,481,309.60-3,721,964.40-985,401.60

Finding the Fourth Proportional to 2,481,309.60, 3,721,964.40 and 985,401.60

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Solution

The fourth proportional to 2,481,309.60, 3,721,964.40 and 985,401.60 is: 1,478,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481,309.60 : 3,721,964.40 = 985,401.60 : x
  2. Step 2: Convert to fraction form
    2,481,309.60/3,721,964.40 = 985,401.60/x
  3. Step 3: Cross multiply
    2,481,309.60x = 3,721,964.40 × 985,401.60
  4. Step 4: Simplify right side
    2,481,309.60x = 3,667,629,674,903.04
  5. Step 5: Solve for x
    x = 3,667,629,674,903.04/2,481,309.60
  6. Step 6: Final answer
    x = 1,478,102.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.