Home / 1,324,672.20-1,987,008.30-483,114.60

Finding the Fourth Proportional to 1,324,672.20, 1,987,008.30 and 483,114.60

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Solution

The fourth proportional to 1,324,672.20, 1,987,008.30 and 483,114.60 is: 724,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,672.20 : 1,987,008.30 = 483,114.60 : x
  2. Step 2: Convert to fraction form
    1,324,672.20/1,987,008.30 = 483,114.60/x
  3. Step 3: Cross multiply
    1,324,672.20x = 1,987,008.30 × 483,114.60
  4. Step 4: Simplify right side
    1,324,672.20x = 959,952,720,051.18
  5. Step 5: Solve for x
    x = 959,952,720,051.18/1,324,672.20
  6. Step 6: Final answer
    x = 724,671.90

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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.