Home / 3,881,765.77-5,356,858.01-2,251,139.94

Finding the Fourth Proportional to 3,881,765.77, 5,356,858.01 and 2,251,139.94

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Solution

The fourth proportional to 3,881,765.77, 5,356,858.01 and 2,251,139.94 is: 3,106,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,765.77 : 5,356,858.01 = 2,251,139.94 : x
  2. Step 2: Convert to fraction form
    3,881,765.77/5,356,858.01 = 2,251,139.94/x
  3. Step 3: Cross multiply
    3,881,765.77x = 5,356,858.01 × 2,251,139.94
  4. Step 4: Simplify right side
    3,881,765.77x = 12,059,037,019,219.92
  5. Step 5: Solve for x
    x = 12,059,037,019,219.92/3,881,765.77
  6. Step 6: Final answer
    x = 3,106,585.44

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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.