Home / 6,405,587.18-9,608,555.01-2,144,961.26

Finding the Fourth Proportional to 6,405,587.18, 9,608,555.01 and 2,144,961.26

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Solution

The fourth proportional to 6,405,587.18, 9,608,555.01 and 2,144,961.26 is: 3,217,500.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405,587.18 : 9,608,555.01 = 2,144,961.26 : x
  2. Step 2: Convert to fraction form
    6,405,587.18/9,608,555.01 = 2,144,961.26/x
  3. Step 3: Cross multiply
    6,405,587.18x = 9,608,555.01 × 2,144,961.26
  4. Step 4: Simplify right side
    6,405,587.18x = 20,609,978,261,028.91
  5. Step 5: Solve for x
    x = 20,609,978,261,028.91/6,405,587.18
  6. Step 6: Final answer
    x = 3,217,500.24

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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.