Home / 2,008,890.37-2,772,288.75-1,091,137.69

Finding the Fourth Proportional to 2,008,890.37, 2,772,288.75 and 1,091,137.69

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Solution

The fourth proportional to 2,008,890.37, 2,772,288.75 and 1,091,137.69 is: 1,505,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,890.37 : 2,772,288.75 = 1,091,137.69 : x
  2. Step 2: Convert to fraction form
    2,008,890.37/2,772,288.75 = 1,091,137.69/x
  3. Step 3: Cross multiply
    2,008,890.37x = 2,772,288.75 × 1,091,137.69
  4. Step 4: Simplify right side
    2,008,890.37x = 3,024,948,742,687.99
  5. Step 5: Solve for x
    x = 3,024,948,742,687.99/2,008,890.37
  6. Step 6: Final answer
    x = 1,505,780.90

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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.