Home / 4,262,477-6,396,871.26-2,018,621.48

Finding the Fourth Proportional to 4,262,477, 6,396,871.26 and 2,018,621.48

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Solution

The fourth proportional to 4,262,477, 6,396,871.26 and 2,018,621.48 is: 3,029,426.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262,477 : 6,396,871.26 = 2,018,621.48 : x
  2. Step 2: Convert to fraction form
    4,262,477/6,396,871.26 = 2,018,621.48/x
  3. Step 3: Cross multiply
    4,262,477x = 6,396,871.26 × 2,018,621.48
  4. Step 4: Simplify right side
    4,262,477x = 12,912,861,730,230.66
  5. Step 5: Solve for x
    x = 12,912,861,730,230.66/4,262,477
  6. Step 6: Final answer
    x = 3,029,426.72

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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.