Home / 2,310,620.16-3,188,410.47-1,277,963.85

Finding the Fourth Proportional to 2,310,620.16, 3,188,410.47 and 1,277,963.85

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Solution

The fourth proportional to 2,310,620.16, 3,188,410.47 and 1,277,963.85 is: 1,763,454.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,620.16 : 3,188,410.47 = 1,277,963.85 : x
  2. Step 2: Convert to fraction form
    2,310,620.16/3,188,410.47 = 1,277,963.85/x
  3. Step 3: Cross multiply
    2,310,620.16x = 3,188,410.47 × 1,277,963.85
  4. Step 4: Simplify right side
    2,310,620.16x = 4,074,673,319,621.51
  5. Step 5: Solve for x
    x = 4,074,673,319,621.51/2,310,620.16
  6. Step 6: Final answer
    x = 1,763,454.41

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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.