Home / 3,636,917.88-5,455,179.06-1,112,573.12

Finding the Fourth Proportional to 3,636,917.88, 5,455,179.06 and 1,112,573.12

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Solution

The fourth proportional to 3,636,917.88, 5,455,179.06 and 1,112,573.12 is: 1,668,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,917.88 : 5,455,179.06 = 1,112,573.12 : x
  2. Step 2: Convert to fraction form
    3,636,917.88/5,455,179.06 = 1,112,573.12/x
  3. Step 3: Cross multiply
    3,636,917.88x = 5,455,179.06 × 1,112,573.12
  4. Step 4: Simplify right side
    3,636,917.88x = 6,069,285,586,942.87
  5. Step 5: Solve for x
    x = 6,069,285,586,942.87/3,636,917.88
  6. Step 6: Final answer
    x = 1,668,799.18

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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.