Home / 5,519,895.89-7,617,286.71-3,072,444.08

Finding the Fourth Proportional to 5,519,895.89, 7,617,286.71 and 3,072,444.08

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Solution

The fourth proportional to 5,519,895.89, 7,617,286.71 and 3,072,444.08 is: 4,239,878.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519,895.89 : 7,617,286.71 = 3,072,444.08 : x
  2. Step 2: Convert to fraction form
    5,519,895.89/7,617,286.71 = 3,072,444.08/x
  3. Step 3: Cross multiply
    5,519,895.89x = 7,617,286.71 × 3,072,444.08
  4. Step 4: Simplify right side
    5,519,895.89x = 23,403,687,419,715.75
  5. Step 5: Solve for x
    x = 23,403,687,419,715.75/5,519,895.89
  6. Step 6: Final answer
    x = 4,239,878.42

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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.