Home / 1,108,551.57-1,530,079.83-625,396.97

Finding the Fourth Proportional to 1,108,551.57, 1,530,079.83 and 625,396.97

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Solution

The fourth proportional to 1,108,551.57, 1,530,079.83 and 625,396.97 is: 863,205.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,551.57 : 1,530,079.83 = 625,396.97 : x
  2. Step 2: Convert to fraction form
    1,108,551.57/1,530,079.83 = 625,396.97/x
  3. Step 3: Cross multiply
    1,108,551.57x = 1,530,079.83 × 625,396.97
  4. Step 4: Simplify right side
    1,108,551.57x = 956,907,289,540.12
  5. Step 5: Solve for x
    x = 956,907,289,540.12/1,108,551.57
  6. Step 6: Final answer
    x = 863,205.03

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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.