Home / 4,946,621.40-7,419,932.10-4,149,459.90

Finding the Fourth Proportional to 4,946,621.40, 7,419,932.10 and 4,149,459.90

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Solution

The fourth proportional to 4,946,621.40, 7,419,932.10 and 4,149,459.90 is: 6,224,189.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946,621.40 : 7,419,932.10 = 4,149,459.90 : x
  2. Step 2: Convert to fraction form
    4,946,621.40/7,419,932.10 = 4,149,459.90/x
  3. Step 3: Cross multiply
    4,946,621.40x = 7,419,932.10 × 4,149,459.90
  4. Step 4: Simplify right side
    4,946,621.40x = 30,788,710,709,672.79
  5. Step 5: Solve for x
    x = 30,788,710,709,672.79/4,946,621.40
  6. Step 6: Final answer
    x = 6,224,189.85

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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.