Home / 1,811,425.80-2,717,052.30-613,230.60

Finding the Fourth Proportional to 1,811,425.80, 2,717,052.30 and 613,230.60

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Solution

The fourth proportional to 1,811,425.80, 2,717,052.30 and 613,230.60 is: 919,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,425.80 : 2,717,052.30 = 613,230.60 : x
  2. Step 2: Convert to fraction form
    1,811,425.80/2,717,052.30 = 613,230.60/x
  3. Step 3: Cross multiply
    1,811,425.80x = 2,717,052.30 × 613,230.60
  4. Step 4: Simplify right side
    1,811,425.80x = 1,666,179,612,160.38
  5. Step 5: Solve for x
    x = 1,666,179,612,160.38/1,811,425.80
  6. Step 6: Final answer
    x = 919,816.65

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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.