Home / 1,143,053.80-1,714,062.30-432,845.80

Finding the Fourth Proportional to 1,143,053.80, 1,714,062.30 and 432,845.80

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Solution

The fourth proportional to 1,143,053.80, 1,714,062.30 and 432,845.80 is: 649,072.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,053.80 : 1,714,062.30 = 432,845.80 : x
  2. Step 2: Convert to fraction form
    1,143,053.80/1,714,062.30 = 432,845.80/x
  3. Step 3: Cross multiply
    1,143,053.80x = 1,714,062.30 × 432,845.80
  4. Step 4: Simplify right side
    1,143,053.80x = 741,924,667,493.34
  5. Step 5: Solve for x
    x = 741,924,667,493.34/1,143,053.80
  6. Step 6: Final answer
    x = 649,072.39

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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.