Home / 3,840,369.48-5,299,907.22-2,121,476.04

Finding the Fourth Proportional to 3,840,369.48, 5,299,907.22 and 2,121,476.04

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Solution

The fourth proportional to 3,840,369.48, 5,299,907.22 and 2,121,476.04 is: 2,927,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,369.48 : 5,299,907.22 = 2,121,476.04 : x
  2. Step 2: Convert to fraction form
    3,840,369.48/5,299,907.22 = 2,121,476.04/x
  3. Step 3: Cross multiply
    3,840,369.48x = 5,299,907.22 × 2,121,476.04
  4. Step 4: Simplify right side
    3,840,369.48x = 11,243,626,181,453.01
  5. Step 5: Solve for x
    x = 11,243,626,181,453.01/3,840,369.48
  6. Step 6: Final answer
    x = 2,927,745.95

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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.