Home / 3,886,378.56-5,821,760.70-1,935,228.96

Finding the Fourth Proportional to 3,886,378.56, 5,821,760.70 and 1,935,228.96

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Solution

The fourth proportional to 3,886,378.56, 5,821,760.70 and 1,935,228.96 is: 2,898,955.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,378.56 : 5,821,760.70 = 1,935,228.96 : x
  2. Step 2: Convert to fraction form
    3,886,378.56/5,821,760.70 = 1,935,228.96/x
  3. Step 3: Cross multiply
    3,886,378.56x = 5,821,760.70 × 1,935,228.96
  4. Step 4: Simplify right side
    3,886,378.56x = 11,266,439,904,829.87
  5. Step 5: Solve for x
    x = 11,266,439,904,829.87/3,886,378.56
  6. Step 6: Final answer
    x = 2,898,955.86

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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.