Home / 3,676,858.89-5,071,993.07-2,206,387.05

Finding the Fourth Proportional to 3,676,858.89, 5,071,993.07 and 2,206,387.05

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Solution

The fourth proportional to 3,676,858.89, 5,071,993.07 and 2,206,387.05 is: 3,043,570.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,858.89 : 5,071,993.07 = 2,206,387.05 : x
  2. Step 2: Convert to fraction form
    3,676,858.89/5,071,993.07 = 2,206,387.05/x
  3. Step 3: Cross multiply
    3,676,858.89x = 5,071,993.07 × 2,206,387.05
  4. Step 4: Simplify right side
    3,676,858.89x = 11,190,779,816,305.81
  5. Step 5: Solve for x
    x = 11,190,779,816,305.81/3,676,858.89
  6. Step 6: Final answer
    x = 3,043,570.65

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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.