Home / 3,694,345.87-5,095,391.76-3,178,963.43

Finding the Fourth Proportional to 3,694,345.87, 5,095,391.76 and 3,178,963.43

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Solution

The fourth proportional to 3,694,345.87, 5,095,391.76 and 3,178,963.43 is: 4,384,555.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694,345.87 : 5,095,391.76 = 3,178,963.43 : x
  2. Step 2: Convert to fraction form
    3,694,345.87/5,095,391.76 = 3,178,963.43/x
  3. Step 3: Cross multiply
    3,694,345.87x = 5,095,391.76 × 3,178,963.43
  4. Step 4: Simplify right side
    3,694,345.87x = 16,198,064,066,563.34
  5. Step 5: Solve for x
    x = 16,198,064,066,563.34/3,694,345.87
  6. Step 6: Final answer
    x = 4,384,555.38

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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.