Home / 1,667,042.51-2,300,624.96-1,022,375.07

Finding the Fourth Proportional to 1,667,042.51, 2,300,624.96 and 1,022,375.07

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Solution

The fourth proportional to 1,667,042.51, 2,300,624.96 and 1,022,375.07 is: 1,410,942.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,042.51 : 2,300,624.96 = 1,022,375.07 : x
  2. Step 2: Convert to fraction form
    1,667,042.51/2,300,624.96 = 1,022,375.07/x
  3. Step 3: Cross multiply
    1,667,042.51x = 2,300,624.96 × 1,022,375.07
  4. Step 4: Simplify right side
    1,667,042.51x = 2,352,101,599,411.87
  5. Step 5: Solve for x
    x = 2,352,101,599,411.87/1,667,042.51
  6. Step 6: Final answer
    x = 1,410,942.79

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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.