Home / 3,081,535.09-4,252,362.82-1,686,066.51

Finding the Fourth Proportional to 3,081,535.09, 4,252,362.82 and 1,686,066.51

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Solution

The fourth proportional to 3,081,535.09, 4,252,362.82 and 1,686,066.51 is: 2,326,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,535.09 : 4,252,362.82 = 1,686,066.51 : x
  2. Step 2: Convert to fraction form
    3,081,535.09/4,252,362.82 = 1,686,066.51/x
  3. Step 3: Cross multiply
    3,081,535.09x = 4,252,362.82 × 1,686,066.51
  4. Step 4: Simplify right side
    3,081,535.09x = 7,169,766,530,740.83
  5. Step 5: Solve for x
    x = 7,169,766,530,740.83/3,081,535.09
  6. Step 6: Final answer
    x = 2,326,686.65

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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.