Home / 1,418,435.11-1,957,360.69-806,736.68

Finding the Fourth Proportional to 1,418,435.11, 1,957,360.69 and 806,736.68

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Solution

The fourth proportional to 1,418,435.11, 1,957,360.69 and 806,736.68 is: 1,113,251.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,435.11 : 1,957,360.69 = 806,736.68 : x
  2. Step 2: Convert to fraction form
    1,418,435.11/1,957,360.69 = 806,736.68/x
  3. Step 3: Cross multiply
    1,418,435.11x = 1,957,360.69 × 806,736.68
  4. Step 4: Simplify right side
    1,418,435.11x = 1,579,074,650,792.62
  5. Step 5: Solve for x
    x = 1,579,074,650,792.62/1,418,435.11
  6. Step 6: Final answer
    x = 1,113,251.25

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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.