Home / 1,192,511.76-1,645,516.54-806,167.58

Finding the Fourth Proportional to 1,192,511.76, 1,645,516.54 and 806,167.58

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Solution

The fourth proportional to 1,192,511.76, 1,645,516.54 and 806,167.58 is: 1,112,410.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,511.76 : 1,645,516.54 = 806,167.58 : x
  2. Step 2: Convert to fraction form
    1,192,511.76/1,645,516.54 = 806,167.58/x
  3. Step 3: Cross multiply
    1,192,511.76x = 1,645,516.54 × 806,167.58
  4. Step 4: Simplify right side
    1,192,511.76x = 1,326,562,075,147.21
  5. Step 5: Solve for x
    x = 1,326,562,075,147.21/1,192,511.76
  6. Step 6: Final answer
    x = 1,112,410.06

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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.