Home / 3,042,299.88-4,198,423.50-1,665,620.64

Finding the Fourth Proportional to 3,042,299.88, 4,198,423.50 and 1,665,620.64

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Solution

The fourth proportional to 3,042,299.88, 4,198,423.50 and 1,665,620.64 is: 2,298,583.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,299.88 : 4,198,423.50 = 1,665,620.64 : x
  2. Step 2: Convert to fraction form
    3,042,299.88/4,198,423.50 = 1,665,620.64/x
  3. Step 3: Cross multiply
    3,042,299.88x = 4,198,423.50 × 1,665,620.64
  4. Step 4: Simplify right side
    3,042,299.88x = 6,992,980,837,061.04
  5. Step 5: Solve for x
    x = 6,992,980,837,061.04/3,042,299.88
  6. Step 6: Final answer
    x = 2,298,583.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.