Home / 1,179,198.14-1,627,111.19-662,856.35

Finding the Fourth Proportional to 1,179,198.14, 1,627,111.19 and 662,856.35

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Solution

The fourth proportional to 1,179,198.14, 1,627,111.19 and 662,856.35 is: 914,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,198.14 : 1,627,111.19 = 662,856.35 : x
  2. Step 2: Convert to fraction form
    1,179,198.14/1,627,111.19 = 662,856.35/x
  3. Step 3: Cross multiply
    1,179,198.14x = 1,627,111.19 × 662,856.35
  4. Step 4: Simplify right side
    1,179,198.14x = 1,078,540,977,969.14
  5. Step 5: Solve for x
    x = 1,078,540,977,969.14/1,179,198.14
  6. Step 6: Final answer
    x = 914,639.32

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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.