Home / 2,275,941.03-3,141,015.90-1,243,605.75

Finding the Fourth Proportional to 2,275,941.03, 3,141,015.90 and 1,243,605.75

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Solution

The fourth proportional to 2,275,941.03, 3,141,015.90 and 1,243,605.75 is: 1,716,294.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,941.03 : 3,141,015.90 = 1,243,605.75 : x
  2. Step 2: Convert to fraction form
    2,275,941.03/3,141,015.90 = 1,243,605.75/x
  3. Step 3: Cross multiply
    2,275,941.03x = 3,141,015.90 × 1,243,605.75
  4. Step 4: Simplify right side
    2,275,941.03x = 3,906,185,434,081.43
  5. Step 5: Solve for x
    x = 3,906,185,434,081.43/2,275,941.03
  6. Step 6: Final answer
    x = 1,716,294.66

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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.