Home / 5,918,727.58-8,872,759.77-2,129,544.34

Finding the Fourth Proportional to 5,918,727.58, 8,872,759.77 and 2,129,544.34

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Solution

The fourth proportional to 5,918,727.58, 8,872,759.77 and 2,129,544.34 is: 3,192,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918,727.58 : 8,872,759.77 = 2,129,544.34 : x
  2. Step 2: Convert to fraction form
    5,918,727.58/8,872,759.77 = 2,129,544.34/x
  3. Step 3: Cross multiply
    5,918,727.58x = 8,872,759.77 × 2,129,544.34
  4. Step 4: Simplify right side
    5,918,727.58x = 18,894,935,348,383.20
  5. Step 5: Solve for x
    x = 18,894,935,348,383.20/5,918,727.58
  6. Step 6: Final answer
    x = 3,192,398.21

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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.