Home / 3,561,193.94-4,911,588.45-3,130,560.98

Finding the Fourth Proportional to 3,561,193.94, 4,911,588.45 and 3,130,560.98

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Solution

The fourth proportional to 3,561,193.94, 4,911,588.45 and 3,130,560.98 is: 4,317,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,193.94 : 4,911,588.45 = 3,130,560.98 : x
  2. Step 2: Convert to fraction form
    3,561,193.94/4,911,588.45 = 3,130,560.98/x
  3. Step 3: Cross multiply
    3,561,193.94x = 4,911,588.45 × 3,130,560.98
  4. Step 4: Simplify right side
    3,561,193.94x = 15,376,027,151,388.68
  5. Step 5: Solve for x
    x = 15,376,027,151,388.68/3,561,193.94
  6. Step 6: Final answer
    x = 4,317,660.71

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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.