Home / 5,419,455.48-8,127,157.18-2,179,898.42

Finding the Fourth Proportional to 5,419,455.48, 8,127,157.18 and 2,179,898.42

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Solution

The fourth proportional to 5,419,455.48, 8,127,157.18 and 2,179,898.42 is: 3,269,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,455.48 : 8,127,157.18 = 2,179,898.42 : x
  2. Step 2: Convert to fraction form
    5,419,455.48/8,127,157.18 = 2,179,898.42/x
  3. Step 3: Cross multiply
    5,419,455.48x = 8,127,157.18 × 2,179,898.42
  4. Step 4: Simplify right side
    5,419,455.48x = 17,716,377,060,587.62
  5. Step 5: Solve for x
    x = 17,716,377,060,587.62/5,419,455.48
  6. Step 6: Final answer
    x = 3,269,032.68

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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.