Home / 3,314,821.20-4,972,231.80-3,173,103.60

Finding the Fourth Proportional to 3,314,821.20, 4,972,231.80 and 3,173,103.60

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Solution

The fourth proportional to 3,314,821.20, 4,972,231.80 and 3,173,103.60 is: 4,759,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314,821.20 : 4,972,231.80 = 3,173,103.60 : x
  2. Step 2: Convert to fraction form
    3,314,821.20/4,972,231.80 = 3,173,103.60/x
  3. Step 3: Cross multiply
    3,314,821.20x = 4,972,231.80 × 3,173,103.60
  4. Step 4: Simplify right side
    3,314,821.20x = 15,777,406,624,614.48
  5. Step 5: Solve for x
    x = 15,777,406,624,614.48/3,314,821.20
  6. Step 6: Final answer
    x = 4,759,655.40

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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.