Home / 3,820,181.76-5,728,300.92-1,124,156.88

Finding the Fourth Proportional to 3,820,181.76, 5,728,300.92 and 1,124,156.88

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Solution

The fourth proportional to 3,820,181.76, 5,728,300.92 and 1,124,156.88 is: 1,685,655.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,181.76 : 5,728,300.92 = 1,124,156.88 : x
  2. Step 2: Convert to fraction form
    3,820,181.76/5,728,300.92 = 1,124,156.88/x
  3. Step 3: Cross multiply
    3,820,181.76x = 5,728,300.92 × 1,124,156.88
  4. Step 4: Simplify right side
    3,820,181.76x = 6,439,508,889,928.33
  5. Step 5: Solve for x
    x = 6,439,508,889,928.33/3,820,181.76
  6. Step 6: Final answer
    x = 1,685,655.11

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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.