Home / 2,555,617.29-3,833,771.54-872,268.81

Finding the Fourth Proportional to 2,555,617.29, 3,833,771.54 and 872,268.81

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Solution

The fourth proportional to 2,555,617.29, 3,833,771.54 and 872,268.81 is: 1,308,521.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555,617.29 : 3,833,771.54 = 872,268.81 : x
  2. Step 2: Convert to fraction form
    2,555,617.29/3,833,771.54 = 872,268.81/x
  3. Step 3: Cross multiply
    2,555,617.29x = 3,833,771.54 × 872,268.81
  4. Step 4: Simplify right side
    2,555,617.29x = 3,344,079,339,007.67
  5. Step 5: Solve for x
    x = 3,344,079,339,007.67/2,555,617.29
  6. Step 6: Final answer
    x = 1,308,521.17

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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.