Home / 3,505,870.38-5,268,052.73-1,887,835.50

Finding the Fourth Proportional to 3,505,870.38, 5,268,052.73 and 1,887,835.50

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Solution

The fourth proportional to 3,505,870.38, 5,268,052.73 and 1,887,835.50 is: 2,836,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505,870.38 : 5,268,052.73 = 1,887,835.50 : x
  2. Step 2: Convert to fraction form
    3,505,870.38/5,268,052.73 = 1,887,835.50/x
  3. Step 3: Cross multiply
    3,505,870.38x = 5,268,052.73 × 1,887,835.50
  4. Step 4: Simplify right side
    3,505,870.38x = 9,945,216,959,565.92
  5. Step 5: Solve for x
    x = 9,945,216,959,565.92/3,505,870.38
  6. Step 6: Final answer
    x = 2,836,732.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.