Home / 3,931,520.76-5,425,673.22-2,212,752.60

Finding the Fourth Proportional to 3,931,520.76, 5,425,673.22 and 2,212,752.60

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Solution

The fourth proportional to 3,931,520.76, 5,425,673.22 and 2,212,752.60 is: 3,053,696.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,520.76 : 5,425,673.22 = 2,212,752.60 : x
  2. Step 2: Convert to fraction form
    3,931,520.76/5,425,673.22 = 2,212,752.60/x
  3. Step 3: Cross multiply
    3,931,520.76x = 5,425,673.22 × 2,212,752.60
  4. Step 4: Simplify right side
    3,931,520.76x = 12,005,672,524,305.37
  5. Step 5: Solve for x
    x = 12,005,672,524,305.37/3,931,520.76
  6. Step 6: Final answer
    x = 3,053,696.84

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1.5x scale

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.