Home / 3,855,790.32-5,749,213.65-3,749,855.02

Finding the Fourth Proportional to 3,855,790.32, 5,749,213.65 and 3,749,855.02

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Solution

The fourth proportional to 3,855,790.32, 5,749,213.65 and 3,749,855.02 is: 5,591,257.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,790.32 : 5,749,213.65 = 3,749,855.02 : x
  2. Step 2: Convert to fraction form
    3,855,790.32/5,749,213.65 = 3,749,855.02/x
  3. Step 3: Cross multiply
    3,855,790.32x = 5,749,213.65 × 3,749,855.02
  4. Step 4: Simplify right side
    3,855,790.32x = 21,558,717,666,505.02
  5. Step 5: Solve for x
    x = 21,558,717,666,505.02/3,855,790.32
  6. Step 6: Final answer
    x = 5,591,257.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.