Home / 1,778,318.35-2,667,479.34-832,353.37

Finding the Fourth Proportional to 1,778,318.35, 2,667,479.34 and 832,353.37

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Solution

The fourth proportional to 1,778,318.35, 2,667,479.34 and 832,353.37 is: 1,248,530.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,318.35 : 2,667,479.34 = 832,353.37 : x
  2. Step 2: Convert to fraction form
    1,778,318.35/2,667,479.34 = 832,353.37/x
  3. Step 3: Cross multiply
    1,778,318.35x = 2,667,479.34 × 832,353.37
  4. Step 4: Simplify right side
    1,778,318.35x = 2,220,285,414,507.00
  5. Step 5: Solve for x
    x = 2,220,285,414,507.00/1,778,318.35
  6. Step 6: Final answer
    x = 1,248,530.90

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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.