Home / 2,591,126.92-3,886,249.74-697,446.28

Finding the Fourth Proportional to 2,591,126.92, 3,886,249.74 and 697,446.28

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Solution

The fourth proportional to 2,591,126.92, 3,886,249.74 and 697,446.28 is: 1,046,050.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,126.92 : 3,886,249.74 = 697,446.28 : x
  2. Step 2: Convert to fraction form
    2,591,126.92/3,886,249.74 = 697,446.28/x
  3. Step 3: Cross multiply
    2,591,126.92x = 3,886,249.74 × 697,446.28
  4. Step 4: Simplify right side
    2,591,126.92x = 2,710,450,424,313.97
  5. Step 5: Solve for x
    x = 2,710,450,424,313.97/2,591,126.92
  6. Step 6: Final answer
    x = 1,046,050.81

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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.