Home / 3,868,915.20-5,803,372.80-3,477,004.80

Finding the Fourth Proportional to 3,868,915.20, 5,803,372.80 and 3,477,004.80

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Solution

The fourth proportional to 3,868,915.20, 5,803,372.80 and 3,477,004.80 is: 5,215,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,915.20 : 5,803,372.80 = 3,477,004.80 : x
  2. Step 2: Convert to fraction form
    3,868,915.20/5,803,372.80 = 3,477,004.80/x
  3. Step 3: Cross multiply
    3,868,915.20x = 5,803,372.80 × 3,477,004.80
  4. Step 4: Simplify right side
    3,868,915.20x = 20,178,355,081,789.44
  5. Step 5: Solve for x
    x = 20,178,355,081,789.44/3,868,915.20
  6. Step 6: Final answer
    x = 5,215,507.20

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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.