Home / 3,429,684.92-4,732,624.16-1,979,847.44

Finding the Fourth Proportional to 3,429,684.92, 4,732,624.16 and 1,979,847.44

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Solution

The fourth proportional to 3,429,684.92, 4,732,624.16 and 1,979,847.44 is: 2,731,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,684.92 : 4,732,624.16 = 1,979,847.44 : x
  2. Step 2: Convert to fraction form
    3,429,684.92/4,732,624.16 = 1,979,847.44/x
  3. Step 3: Cross multiply
    3,429,684.92x = 4,732,624.16 × 1,979,847.44
  4. Step 4: Simplify right side
    3,429,684.92x = 9,369,873,827,658.15
  5. Step 5: Solve for x
    x = 9,369,873,827,658.15/3,429,684.92
  6. Step 6: Final answer
    x = 2,731,992.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.