Home / 2,847,997.79-3,930,230.34-1,558,826.90

Finding the Fourth Proportional to 2,847,997.79, 3,930,230.34 and 1,558,826.90

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Solution

The fourth proportional to 2,847,997.79, 3,930,230.34 and 1,558,826.90 is: 2,151,177.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,997.79 : 3,930,230.34 = 1,558,826.90 : x
  2. Step 2: Convert to fraction form
    2,847,997.79/3,930,230.34 = 1,558,826.90/x
  3. Step 3: Cross multiply
    2,847,997.79x = 3,930,230.34 × 1,558,826.90
  4. Step 4: Simplify right side
    2,847,997.79x = 6,126,548,757,536.99
  5. Step 5: Solve for x
    x = 6,126,548,757,536.99/2,847,997.79
  6. Step 6: Final answer
    x = 2,151,177.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.