Home / 5,198,844.78-7,173,853.62-2,875,368.08

Finding the Fourth Proportional to 5,198,844.78, 7,173,853.62 and 2,875,368.08

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Solution

The fourth proportional to 5,198,844.78, 7,173,853.62 and 2,875,368.08 is: 3,967,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198,844.78 : 7,173,853.62 = 2,875,368.08 : x
  2. Step 2: Convert to fraction form
    5,198,844.78/7,173,853.62 = 2,875,368.08/x
  3. Step 3: Cross multiply
    5,198,844.78x = 7,173,853.62 × 2,875,368.08
  4. Step 4: Simplify right side
    5,198,844.78x = 20,627,469,709,540.45
  5. Step 5: Solve for x
    x = 20,627,469,709,540.45/5,198,844.78
  6. Step 6: Final answer
    x = 3,967,702.55

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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.