Home / 4,212,505.30-6,322,302.78-3,946,784.80

Finding the Fourth Proportional to 4,212,505.30, 6,322,302.78 and 3,946,784.80

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Solution

The fourth proportional to 4,212,505.30, 6,322,302.78 and 3,946,784.80 is: 5,923,498.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,505.30 : 6,322,302.78 = 3,946,784.80 : x
  2. Step 2: Convert to fraction form
    4,212,505.30/6,322,302.78 = 3,946,784.80/x
  3. Step 3: Cross multiply
    4,212,505.30x = 6,322,302.78 × 3,946,784.80
  4. Step 4: Simplify right side
    4,212,505.30x = 24,952,768,513,101.74
  5. Step 5: Solve for x
    x = 24,952,768,513,101.74/4,212,505.30
  6. Step 6: Final answer
    x = 5,923,498.43

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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.