Home / 2,315,021.10-3,194,751.52-1,282,550.84

Finding the Fourth Proportional to 2,315,021.10, 3,194,751.52 and 1,282,550.84

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Solution

The fourth proportional to 2,315,021.10, 3,194,751.52 and 1,282,550.84 is: 1,769,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,021.10 : 3,194,751.52 = 1,282,550.84 : x
  2. Step 2: Convert to fraction form
    2,315,021.10/3,194,751.52 = 1,282,550.84/x
  3. Step 3: Cross multiply
    2,315,021.10x = 3,194,751.52 × 1,282,550.84
  4. Step 4: Simplify right side
    2,315,021.10x = 4,097,431,245,567.28
  5. Step 5: Solve for x
    x = 4,097,431,245,567.28/2,315,021.10
  6. Step 6: Final answer
    x = 1,769,932.57

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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.