Home / 1,728,945.53-2,385,847.78-965,048.30

Finding the Fourth Proportional to 1,728,945.53, 2,385,847.78 and 965,048.30

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Solution

The fourth proportional to 1,728,945.53, 2,385,847.78 and 965,048.30 is: 1,331,712.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,945.53 : 2,385,847.78 = 965,048.30 : x
  2. Step 2: Convert to fraction form
    1,728,945.53/2,385,847.78 = 965,048.30/x
  3. Step 3: Cross multiply
    1,728,945.53x = 2,385,847.78 × 965,048.30
  4. Step 4: Simplify right side
    1,728,945.53x = 2,302,458,339,322.53
  5. Step 5: Solve for x
    x = 2,302,458,339,322.53/1,728,945.53
  6. Step 6: Final answer
    x = 1,331,712.48

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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.