Home / 2,676,511.76-4,015,553.90-1,078,252.88

Finding the Fourth Proportional to 2,676,511.76, 4,015,553.90 and 1,078,252.88

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Solution

The fourth proportional to 2,676,511.76, 4,015,553.90 and 1,078,252.88 is: 1,617,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,511.76 : 4,015,553.90 = 1,078,252.88 : x
  2. Step 2: Convert to fraction form
    2,676,511.76/4,015,553.90 = 1,078,252.88/x
  3. Step 3: Cross multiply
    2,676,511.76x = 4,015,553.90 × 1,078,252.88
  4. Step 4: Simplify right side
    2,676,511.76x = 4,329,782,557,470.23
  5. Step 5: Solve for x
    x = 4,329,782,557,470.23/2,676,511.76
  6. Step 6: Final answer
    x = 1,617,696.07

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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.