Home / 3,895,837.28-5,376,152.28-2,176,971.92

Finding the Fourth Proportional to 3,895,837.28, 5,376,152.28 and 2,176,971.92

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Solution

The fourth proportional to 3,895,837.28, 5,376,152.28 and 2,176,971.92 is: 3,004,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,837.28 : 5,376,152.28 = 2,176,971.92 : x
  2. Step 2: Convert to fraction form
    3,895,837.28/5,376,152.28 = 2,176,971.92/x
  3. Step 3: Cross multiply
    3,895,837.28x = 5,376,152.28 × 2,176,971.92
  4. Step 4: Simplify right side
    3,895,837.28x = 11,703,732,551,203.98
  5. Step 5: Solve for x
    x = 11,703,732,551,203.98/3,895,837.28
  6. Step 6: Final answer
    x = 3,004,163.60

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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.