Home / 2,825,313.70-4,237,876.86-1,227,878.68

Finding the Fourth Proportional to 2,825,313.70, 4,237,876.86 and 1,227,878.68

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Solution

The fourth proportional to 2,825,313.70, 4,237,876.86 and 1,227,878.68 is: 1,841,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,313.70 : 4,237,876.86 = 1,227,878.68 : x
  2. Step 2: Convert to fraction form
    2,825,313.70/4,237,876.86 = 1,227,878.68/x
  3. Step 3: Cross multiply
    2,825,313.70x = 4,237,876.86 × 1,227,878.68
  4. Step 4: Simplify right side
    2,825,313.70x = 5,203,598,644,859.35
  5. Step 5: Solve for x
    x = 5,203,598,644,859.35/2,825,313.70
  6. Step 6: Final answer
    x = 1,841,777.30

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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.