Home / 2,384,218.14-3,290,120.86-1,351,795.38

Finding the Fourth Proportional to 2,384,218.14, 3,290,120.86 and 1,351,795.38

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Solution

The fourth proportional to 2,384,218.14, 3,290,120.86 and 1,351,795.38 is: 1,865,420.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,218.14 : 3,290,120.86 = 1,351,795.38 : x
  2. Step 2: Convert to fraction form
    2,384,218.14/3,290,120.86 = 1,351,795.38/x
  3. Step 3: Cross multiply
    2,384,218.14x = 3,290,120.86 × 1,351,795.38
  4. Step 4: Simplify right side
    2,384,218.14x = 4,447,570,178,189.63
  5. Step 5: Solve for x
    x = 4,447,570,178,189.63/2,384,218.14
  6. Step 6: Final answer
    x = 1,865,420.83

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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.