Home / 3,636,921.72-5,455,184.83-1,112,576.97

Finding the Fourth Proportional to 3,636,921.72, 5,455,184.83 and 1,112,576.97

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Solution

The fourth proportional to 3,636,921.72, 5,455,184.83 and 1,112,576.97 is: 1,668,804.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,921.72 : 5,455,184.83 = 1,112,576.97 : x
  2. Step 2: Convert to fraction form
    3,636,921.72/5,455,184.83 = 1,112,576.97/x
  3. Step 3: Cross multiply
    3,636,921.72x = 5,455,184.83 × 1,112,576.97
  4. Step 4: Simplify right side
    3,636,921.72x = 6,069,313,008,951.37
  5. Step 5: Solve for x
    x = 6,069,313,008,951.37/3,636,921.72
  6. Step 6: Final answer
    x = 1,668,804.96

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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.