Home / 5,390,174.01-8,078,175-2,659,223.37

Finding the Fourth Proportional to 5,390,174.01, 8,078,175 and 2,659,223.37

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Solution

The fourth proportional to 5,390,174.01, 8,078,175 and 2,659,223.37 is: 3,985,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,174.01 : 8,078,175 = 2,659,223.37 : x
  2. Step 2: Convert to fraction form
    5,390,174.01/8,078,175 = 2,659,223.37/x
  3. Step 3: Cross multiply
    5,390,174.01x = 8,078,175 × 2,659,223.37
  4. Step 4: Simplify right side
    5,390,174.01x = 21,481,671,746,949.75
  5. Step 5: Solve for x
    x = 21,481,671,746,949.75/5,390,174.01
  6. Step 6: Final answer
    x = 3,985,339.19

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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.