Home / 4,086,388.80-5,639,216.52-2,368,505.76

Finding the Fourth Proportional to 4,086,388.80, 5,639,216.52 and 2,368,505.76

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Solution

The fourth proportional to 4,086,388.80, 5,639,216.52 and 2,368,505.76 is: 3,268,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086,388.80 : 5,639,216.52 = 2,368,505.76 : x
  2. Step 2: Convert to fraction form
    4,086,388.80/5,639,216.52 = 2,368,505.76/x
  3. Step 3: Cross multiply
    4,086,388.80x = 5,639,216.52 × 2,368,505.76
  4. Step 4: Simplify right side
    4,086,388.80x = 13,356,516,809,507.15
  5. Step 5: Solve for x
    x = 13,356,516,809,507.15/4,086,388.80
  6. Step 6: Final answer
    x = 3,268,537.93

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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.