Home / 1,886,979.17-2,827,850.09-859,799.18

Finding the Fourth Proportional to 1,886,979.17, 2,827,850.09 and 859,799.18

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Solution

The fourth proportional to 1,886,979.17, 2,827,850.09 and 859,799.18 is: 1,288,505.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,979.17 : 2,827,850.09 = 859,799.18 : x
  2. Step 2: Convert to fraction form
    1,886,979.17/2,827,850.09 = 859,799.18/x
  3. Step 3: Cross multiply
    1,886,979.17x = 2,827,850.09 × 859,799.18
  4. Step 4: Simplify right side
    1,886,979.17x = 2,431,383,170,106.68
  5. Step 5: Solve for x
    x = 2,431,383,170,106.68/1,886,979.17
  6. Step 6: Final answer
    x = 1,288,505.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.