Home / 1,672,013.20-2,307,520.52-946,989.89

Finding the Fourth Proportional to 1,672,013.20, 2,307,520.52 and 946,989.89

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Solution

The fourth proportional to 1,672,013.20, 2,307,520.52 and 946,989.89 is: 1,306,926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,013.20 : 2,307,520.52 = 946,989.89 : x
  2. Step 2: Convert to fraction form
    1,672,013.20/2,307,520.52 = 946,989.89/x
  3. Step 3: Cross multiply
    1,672,013.20x = 2,307,520.52 × 946,989.89
  4. Step 4: Simplify right side
    1,672,013.20x = 2,185,198,598,672.59
  5. Step 5: Solve for x
    x = 2,185,198,598,672.59/1,672,013.20
  6. Step 6: Final answer
    x = 1,306,926.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.