Home / 1,418,399.84-1,957,382.31-806,552.64

Finding the Fourth Proportional to 1,418,399.84, 1,957,382.31 and 806,552.64

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Solution

The fourth proportional to 1,418,399.84, 1,957,382.31 and 806,552.64 is: 1,113,037.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,399.84 : 1,957,382.31 = 806,552.64 : x
  2. Step 2: Convert to fraction form
    1,418,399.84/1,957,382.31 = 806,552.64/x
  3. Step 3: Cross multiply
    1,418,399.84x = 1,957,382.31 × 806,552.64
  4. Step 4: Simplify right side
    1,418,399.84x = 1,578,731,872,644.37
  5. Step 5: Solve for x
    x = 1,578,731,872,644.37/1,418,399.84
  6. Step 6: Final answer
    x = 1,113,037.26

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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.