Home / 3,881,766.50-5,356,859.01-2,251,140.66

Finding the Fourth Proportional to 3,881,766.50, 5,356,859.01 and 2,251,140.66

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Solution

The fourth proportional to 3,881,766.50, 5,356,859.01 and 2,251,140.66 is: 3,106,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,766.50 : 5,356,859.01 = 2,251,140.66 : x
  2. Step 2: Convert to fraction form
    3,881,766.50/5,356,859.01 = 2,251,140.66/x
  3. Step 3: Cross multiply
    3,881,766.50x = 5,356,859.01 × 2,251,140.66
  4. Step 4: Simplify right side
    3,881,766.50x = 12,059,043,127,298.35
  5. Step 5: Solve for x
    x = 12,059,043,127,298.35/3,881,766.50
  6. Step 6: Final answer
    x = 3,106,586.43

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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.