Home / 1,149,173.78-1,585,845-632,917.85

Finding the Fourth Proportional to 1,149,173.78, 1,585,845 and 632,917.85

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Solution

The fourth proportional to 1,149,173.78, 1,585,845 and 632,917.85 is: 873,418.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,173.78 : 1,585,845 = 632,917.85 : x
  2. Step 2: Convert to fraction form
    1,149,173.78/1,585,845 = 632,917.85/x
  3. Step 3: Cross multiply
    1,149,173.78x = 1,585,845 × 632,917.85
  4. Step 4: Simplify right side
    1,149,173.78x = 1,003,709,599,904.02
  5. Step 5: Solve for x
    x = 1,003,709,599,904.02/1,149,173.78
  6. Step 6: Final answer
    x = 873,418.47

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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.