Home / 3,886,403.36-5,821,797.72-1,935,253.70

Finding the Fourth Proportional to 3,886,403.36, 5,821,797.72 and 1,935,253.70

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Solution

The fourth proportional to 3,886,403.36, 5,821,797.72 and 1,935,253.70 is: 2,898,992.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,403.36 : 5,821,797.72 = 1,935,253.70 : x
  2. Step 2: Convert to fraction form
    3,886,403.36/5,821,797.72 = 1,935,253.70/x
  3. Step 3: Cross multiply
    3,886,403.36x = 5,821,797.72 × 1,935,253.70
  4. Step 4: Simplify right side
    3,886,403.36x = 11,266,655,578,281.56
  5. Step 5: Solve for x
    x = 11,266,655,578,281.56/3,886,403.36
  6. Step 6: Final answer
    x = 2,898,992.86

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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.