Home / 3,147,325.14-4,342,923.39-1,985,335.13

Finding the Fourth Proportional to 3,147,325.14, 4,342,923.39 and 1,985,335.13

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Solution

The fourth proportional to 3,147,325.14, 4,342,923.39 and 1,985,335.13 is: 2,739,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,325.14 : 4,342,923.39 = 1,985,335.13 : x
  2. Step 2: Convert to fraction form
    3,147,325.14/4,342,923.39 = 1,985,335.13/x
  3. Step 3: Cross multiply
    3,147,325.14x = 4,342,923.39 × 1,985,335.13
  4. Step 4: Simplify right side
    3,147,325.14x = 8,622,158,351,351.07
  5. Step 5: Solve for x
    x = 8,622,158,351,351.07/3,147,325.14
  6. Step 6: Final answer
    x = 2,739,519.42

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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.