Home / 3,840,387.72-5,299,896.08-2,208,795.54

Finding the Fourth Proportional to 3,840,387.72, 5,299,896.08 and 2,208,795.54

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Solution

The fourth proportional to 3,840,387.72, 5,299,896.08 and 2,208,795.54 is: 3,048,230.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,387.72 : 5,299,896.08 = 2,208,795.54 : x
  2. Step 2: Convert to fraction form
    3,840,387.72/5,299,896.08 = 2,208,795.54/x
  3. Step 3: Cross multiply
    3,840,387.72x = 5,299,896.08 × 2,208,795.54
  4. Step 4: Simplify right side
    3,840,387.72x = 11,706,386,812,923.51
  5. Step 5: Solve for x
    x = 11,706,386,812,923.51/3,840,387.72
  6. Step 6: Final answer
    x = 3,048,230.46

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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.