Home / 1,610,907.27-2,420,789.75-1,505,578.62

Finding the Fourth Proportional to 1,610,907.27, 2,420,789.75 and 1,505,578.62

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Solution

The fourth proportional to 1,610,907.27, 2,420,789.75 and 1,505,578.62 is: 2,262,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,907.27 : 2,420,789.75 = 1,505,578.62 : x
  2. Step 2: Convert to fraction form
    1,610,907.27/2,420,789.75 = 1,505,578.62/x
  3. Step 3: Cross multiply
    1,610,907.27x = 2,420,789.75 × 1,505,578.62
  4. Step 4: Simplify right side
    1,610,907.27x = 3,644,689,291,115.15
  5. Step 5: Solve for x
    x = 3,644,689,291,115.15/1,610,907.27
  6. Step 6: Final answer
    x = 2,262,507.20

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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.