Home / 2,078,291.10-3,116,659.05-729,932.70

Finding the Fourth Proportional to 2,078,291.10, 3,116,659.05 and 729,932.70

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Solution

The fourth proportional to 2,078,291.10, 3,116,659.05 and 729,932.70 is: 1,094,625.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,291.10 : 3,116,659.05 = 729,932.70 : x
  2. Step 2: Convert to fraction form
    2,078,291.10/3,116,659.05 = 729,932.70/x
  3. Step 3: Cross multiply
    2,078,291.10x = 3,116,659.05 × 729,932.70
  4. Step 4: Simplify right side
    2,078,291.10x = 2,274,951,355,345.93
  5. Step 5: Solve for x
    x = 2,274,951,355,345.93/2,078,291.10
  6. Step 6: Final answer
    x = 1,094,625.94

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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.