Home / 1,090,930.25-1,505,483.74-632,310.85

Finding the Fourth Proportional to 1,090,930.25, 1,505,483.74 and 632,310.85

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Solution

The fourth proportional to 1,090,930.25, 1,505,483.74 and 632,310.85 is: 872,588.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,930.25 : 1,505,483.74 = 632,310.85 : x
  2. Step 2: Convert to fraction form
    1,090,930.25/1,505,483.74 = 632,310.85/x
  3. Step 3: Cross multiply
    1,090,930.25x = 1,505,483.74 × 632,310.85
  4. Step 4: Simplify right side
    1,090,930.25x = 951,933,699,282.85
  5. Step 5: Solve for x
    x = 951,933,699,282.85/1,090,930.25
  6. Step 6: Final answer
    x = 872,588.96

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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.