Home / 1,433,191.70-2,150,119.74-486,562.44

Finding the Fourth Proportional to 1,433,191.70, 2,150,119.74 and 486,562.44

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Solution

The fourth proportional to 1,433,191.70, 2,150,119.74 and 486,562.44 is: 729,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,191.70 : 2,150,119.74 = 486,562.44 : x
  2. Step 2: Convert to fraction form
    1,433,191.70/2,150,119.74 = 486,562.44/x
  3. Step 3: Cross multiply
    1,433,191.70x = 2,150,119.74 × 486,562.44
  4. Step 4: Simplify right side
    1,433,191.70x = 1,046,167,506,986.57
  5. Step 5: Solve for x
    x = 1,046,167,506,986.57/1,433,191.70
  6. Step 6: Final answer
    x = 729,956.44

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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.