Home / 1,213,903.80-1,820,199.60-504,003.60

Finding the Fourth Proportional to 1,213,903.80, 1,820,199.60 and 504,003.60

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Solution

The fourth proportional to 1,213,903.80, 1,820,199.60 and 504,003.60 is: 755,732.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,903.80 : 1,820,199.60 = 504,003.60 : x
  2. Step 2: Convert to fraction form
    1,213,903.80/1,820,199.60 = 504,003.60/x
  3. Step 3: Cross multiply
    1,213,903.80x = 1,820,199.60 × 504,003.60
  4. Step 4: Simplify right side
    1,213,903.80x = 917,387,151,118.56
  5. Step 5: Solve for x
    x = 917,387,151,118.56/1,213,903.80
  6. Step 6: Final answer
    x = 755,732.99

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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.