Home / 2,039,731.20-3,060,034.20-619,930.80

Finding the Fourth Proportional to 2,039,731.20, 3,060,034.20 and 619,930.80

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Solution

The fourth proportional to 2,039,731.20, 3,060,034.20 and 619,930.80 is: 930,029.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,731.20 : 3,060,034.20 = 619,930.80 : x
  2. Step 2: Convert to fraction form
    2,039,731.20/3,060,034.20 = 619,930.80/x
  3. Step 3: Cross multiply
    2,039,731.20x = 3,060,034.20 × 619,930.80
  4. Step 4: Simplify right side
    2,039,731.20x = 1,897,009,449,633.36
  5. Step 5: Solve for x
    x = 1,897,009,449,633.36/2,039,731.20
  6. Step 6: Final answer
    x = 930,029.14

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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.