Home / 3,305,487.86-4,958,098.49-1,686,221.18

Finding the Fourth Proportional to 3,305,487.86, 4,958,098.49 and 1,686,221.18

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Solution

The fourth proportional to 3,305,487.86, 4,958,098.49 and 1,686,221.18 is: 2,529,263.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305,487.86 : 4,958,098.49 = 1,686,221.18 : x
  2. Step 2: Convert to fraction form
    3,305,487.86/4,958,098.49 = 1,686,221.18/x
  3. Step 3: Cross multiply
    3,305,487.86x = 4,958,098.49 × 1,686,221.18
  4. Step 4: Simplify right side
    3,305,487.86x = 8,360,450,653,142.42
  5. Step 5: Solve for x
    x = 8,360,450,653,142.42/3,305,487.86
  6. Step 6: Final answer
    x = 2,529,263.76

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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.