Home / 3,967,455.84-5,946,202.80-2,145,748.16

Finding the Fourth Proportional to 3,967,455.84, 5,946,202.80 and 2,145,748.16

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Solution

The fourth proportional to 3,967,455.84, 5,946,202.80 and 2,145,748.16 is: 3,215,928.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967,455.84 : 5,946,202.80 = 2,145,748.16 : x
  2. Step 2: Convert to fraction form
    3,967,455.84/5,946,202.80 = 2,145,748.16/x
  3. Step 3: Cross multiply
    3,967,455.84x = 5,946,202.80 × 2,145,748.16
  4. Step 4: Simplify right side
    3,967,455.84x = 12,759,053,717,086.85
  5. Step 5: Solve for x
    x = 12,759,053,717,086.85/3,967,455.84
  6. Step 6: Final answer
    x = 3,215,928.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.