Home / 2,680,003.80-4,018,839.30-882,192.60

Finding the Fourth Proportional to 2,680,003.80, 4,018,839.30 and 882,192.60

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Solution

The fourth proportional to 2,680,003.80, 4,018,839.30 and 882,192.60 is: 1,322,904.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,003.80 : 4,018,839.30 = 882,192.60 : x
  2. Step 2: Convert to fraction form
    2,680,003.80/4,018,839.30 = 882,192.60/x
  3. Step 3: Cross multiply
    2,680,003.80x = 4,018,839.30 × 882,192.60
  4. Step 4: Simplify right side
    2,680,003.80x = 3,545,390,291,049.18
  5. Step 5: Solve for x
    x = 3,545,390,291,049.18/2,680,003.80
  6. Step 6: Final answer
    x = 1,322,904.95

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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.