Home / 1,612,936.60-2,419,404.90-490,859.80

Finding the Fourth Proportional to 1,612,936.60, 2,419,404.90 and 490,859.80

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Solution

The fourth proportional to 1,612,936.60, 2,419,404.90 and 490,859.80 is: 736,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,936.60 : 2,419,404.90 = 490,859.80 : x
  2. Step 2: Convert to fraction form
    1,612,936.60/2,419,404.90 = 490,859.80/x
  3. Step 3: Cross multiply
    1,612,936.60x = 2,419,404.90 × 490,859.80
  4. Step 4: Simplify right side
    1,612,936.60x = 1,187,588,605,333.02
  5. Step 5: Solve for x
    x = 1,187,588,605,333.02/1,612,936.60
  6. Step 6: Final answer
    x = 736,289.70

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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.