Home / 2,680,007.80-4,018,845.30-882,196.60

Finding the Fourth Proportional to 2,680,007.80, 4,018,845.30 and 882,196.60

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Solution

The fourth proportional to 2,680,007.80, 4,018,845.30 and 882,196.60 is: 1,322,910.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,007.80 : 4,018,845.30 = 882,196.60 : x
  2. Step 2: Convert to fraction form
    2,680,007.80/4,018,845.30 = 882,196.60/x
  3. Step 3: Cross multiply
    2,680,007.80x = 4,018,845.30 × 882,196.60
  4. Step 4: Simplify right side
    2,680,007.80x = 3,545,411,659,585.98
  5. Step 5: Solve for x
    x = 3,545,411,659,585.98/2,680,007.80
  6. Step 6: Final answer
    x = 1,322,910.95

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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.