Home / 1,418,318.10-1,957,196.52-806,382.54

Finding the Fourth Proportional to 1,418,318.10, 1,957,196.52 and 806,382.54

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Solution

The fourth proportional to 1,418,318.10, 1,957,196.52 and 806,382.54 is: 1,112,761.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,318.10 : 1,957,196.52 = 806,382.54 : x
  2. Step 2: Convert to fraction form
    1,418,318.10/1,957,196.52 = 806,382.54/x
  3. Step 3: Cross multiply
    1,418,318.10x = 1,957,196.52 × 806,382.54
  4. Step 4: Simplify right side
    1,418,318.10x = 1,578,249,101,076.76
  5. Step 5: Solve for x
    x = 1,578,249,101,076.76/1,418,318.10
  6. Step 6: Final answer
    x = 1,112,761.02

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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.