Home / 3,127,443.75-4,315,843.22-1,769,316.75

Finding the Fourth Proportional to 3,127,443.75, 4,315,843.22 and 1,769,316.75

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Solution

The fourth proportional to 3,127,443.75, 4,315,843.22 and 1,769,316.75 is: 2,441,640.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,443.75 : 4,315,843.22 = 1,769,316.75 : x
  2. Step 2: Convert to fraction form
    3,127,443.75/4,315,843.22 = 1,769,316.75/x
  3. Step 3: Cross multiply
    3,127,443.75x = 4,315,843.22 × 1,769,316.75
  4. Step 4: Simplify right side
    3,127,443.75x = 7,636,093,690,673.35
  5. Step 5: Solve for x
    x = 7,636,093,690,673.35/3,127,443.75
  6. Step 6: Final answer
    x = 2,441,640.62

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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.