Home / 3,172,927.34-4,378,910.83-1,796,513.58

Finding the Fourth Proportional to 3,172,927.34, 4,378,910.83 and 1,796,513.58

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Solution

The fourth proportional to 3,172,927.34, 4,378,910.83 and 1,796,513.58 is: 2,479,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,927.34 : 4,378,910.83 = 1,796,513.58 : x
  2. Step 2: Convert to fraction form
    3,172,927.34/4,378,910.83 = 1,796,513.58/x
  3. Step 3: Cross multiply
    3,172,927.34x = 4,378,910.83 × 1,796,513.58
  4. Step 4: Simplify right side
    3,172,927.34x = 7,866,772,767,212.79
  5. Step 5: Solve for x
    x = 7,866,772,767,212.79/3,172,927.34
  6. Step 6: Final answer
    x = 2,479,342.23

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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.