Home / 3,865,874.13-5,334,918.74-2,146,994.64

Finding the Fourth Proportional to 3,865,874.13, 5,334,918.74 and 2,146,994.64

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Solution

The fourth proportional to 3,865,874.13, 5,334,918.74 and 2,146,994.64 is: 2,962,859.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,874.13 : 5,334,918.74 = 2,146,994.64 : x
  2. Step 2: Convert to fraction form
    3,865,874.13/5,334,918.74 = 2,146,994.64/x
  3. Step 3: Cross multiply
    3,865,874.13x = 5,334,918.74 × 2,146,994.64
  4. Step 4: Simplify right side
    3,865,874.13x = 11,454,041,928,880.58
  5. Step 5: Solve for x
    x = 11,454,041,928,880.58/3,865,874.13
  6. Step 6: Final answer
    x = 2,962,859.51

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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.