Home / 5,476,629.72-8,218,980.87-2,598,005.55

Finding the Fourth Proportional to 5,476,629.72, 8,218,980.87 and 2,598,005.55

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Solution

The fourth proportional to 5,476,629.72, 8,218,980.87 and 2,598,005.55 is: 3,898,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476,629.72 : 8,218,980.87 = 2,598,005.55 : x
  2. Step 2: Convert to fraction form
    5,476,629.72/8,218,980.87 = 2,598,005.55/x
  3. Step 3: Cross multiply
    5,476,629.72x = 8,218,980.87 × 2,598,005.55
  4. Step 4: Simplify right side
    5,476,629.72x = 21,352,957,915,603.83
  5. Step 5: Solve for x
    x = 21,352,957,915,603.83/5,476,629.72
  6. Step 6: Final answer
    x = 3,898,923.06

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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.