Home / 5,320,198.94-7,981,419.42-1,725,685.66

Finding the Fourth Proportional to 5,320,198.94, 7,981,419.42 and 1,725,685.66

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Solution

The fourth proportional to 5,320,198.94, 7,981,419.42 and 1,725,685.66 is: 2,588,892.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,198.94 : 7,981,419.42 = 1,725,685.66 : x
  2. Step 2: Convert to fraction form
    5,320,198.94/7,981,419.42 = 1,725,685.66/x
  3. Step 3: Cross multiply
    5,320,198.94x = 7,981,419.42 × 1,725,685.66
  4. Step 4: Simplify right side
    5,320,198.94x = 13,773,421,039,539.52
  5. Step 5: Solve for x
    x = 13,773,421,039,539.52/5,320,198.94
  6. Step 6: Final answer
    x = 2,588,892.11

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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.