Home / 2,327,015.70-3,490,523.55-644,119.20

Finding the Fourth Proportional to 2,327,015.70, 3,490,523.55 and 644,119.20

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Solution

The fourth proportional to 2,327,015.70, 3,490,523.55 and 644,119.20 is: 966,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327,015.70 : 3,490,523.55 = 644,119.20 : x
  2. Step 2: Convert to fraction form
    2,327,015.70/3,490,523.55 = 644,119.20/x
  3. Step 3: Cross multiply
    2,327,015.70x = 3,490,523.55 × 644,119.20
  4. Step 4: Simplify right side
    2,327,015.70x = 2,248,313,236,607.16
  5. Step 5: Solve for x
    x = 2,248,313,236,607.16/2,327,015.70
  6. Step 6: Final answer
    x = 966,178.80

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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.