Home / 2,228,208.64-3,074,603.52-1,274,168.32

Finding the Fourth Proportional to 2,228,208.64, 3,074,603.52 and 1,274,168.32

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Solution

The fourth proportional to 2,228,208.64, 3,074,603.52 and 1,274,168.32 is: 1,758,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,208.64 : 3,074,603.52 = 1,274,168.32 : x
  2. Step 2: Convert to fraction form
    2,228,208.64/3,074,603.52 = 1,274,168.32/x
  3. Step 3: Cross multiply
    2,228,208.64x = 3,074,603.52 × 1,274,168.32
  4. Step 4: Simplify right side
    2,228,208.64x = 3,917,562,401,744.49
  5. Step 5: Solve for x
    x = 3,917,562,401,744.49/2,228,208.64
  6. Step 6: Final answer
    x = 1,758,166.78

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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.