Home / 5,227,209.93-7,840,797.68-1,389,418.59

Finding the Fourth Proportional to 5,227,209.93, 7,840,797.68 and 1,389,418.59

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Solution

The fourth proportional to 5,227,209.93, 7,840,797.68 and 1,389,418.59 is: 2,084,123.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227,209.93 : 7,840,797.68 = 1,389,418.59 : x
  2. Step 2: Convert to fraction form
    5,227,209.93/7,840,797.68 = 1,389,418.59/x
  3. Step 3: Cross multiply
    5,227,209.93x = 7,840,797.68 × 1,389,418.59
  4. Step 4: Simplify right side
    5,227,209.93x = 10,894,150,060,494.42
  5. Step 5: Solve for x
    x = 10,894,150,060,494.42/5,227,209.93
  6. Step 6: Final answer
    x = 2,084,123.31

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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.