Home / 1,356,632.70-1,872,175.06-744,841.86

Finding the Fourth Proportional to 1,356,632.70, 1,872,175.06 and 744,841.86

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Solution

The fourth proportional to 1,356,632.70, 1,872,175.06 and 744,841.86 is: 1,027,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,632.70 : 1,872,175.06 = 744,841.86 : x
  2. Step 2: Convert to fraction form
    1,356,632.70/1,872,175.06 = 744,841.86/x
  3. Step 3: Cross multiply
    1,356,632.70x = 1,872,175.06 × 744,841.86
  4. Step 4: Simplify right side
    1,356,632.70x = 1,394,474,353,936.01
  5. Step 5: Solve for x
    x = 1,394,474,353,936.01/1,356,632.70
  6. Step 6: Final answer
    x = 1,027,893.81

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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.