Home / 2,345,108-3,516,765.28-1,279,580.48

Finding the Fourth Proportional to 2,345,108, 3,516,765.28 and 1,279,580.48

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Solution

The fourth proportional to 2,345,108, 3,516,765.28 and 1,279,580.48 is: 1,918,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345,108 : 3,516,765.28 = 1,279,580.48 : x
  2. Step 2: Convert to fraction form
    2,345,108/3,516,765.28 = 1,279,580.48/x
  3. Step 3: Cross multiply
    2,345,108x = 3,516,765.28 × 1,279,580.48
  4. Step 4: Simplify right side
    2,345,108x = 4,499,984,205,029.73
  5. Step 5: Solve for x
    x = 4,499,984,205,029.73/2,345,108
  6. Step 6: Final answer
    x = 1,918,881.44

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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.