Home / 1,728,625.38-2,385,728.73-964,837.50

Finding the Fourth Proportional to 1,728,625.38, 2,385,728.73 and 964,837.50

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Solution

The fourth proportional to 1,728,625.38, 2,385,728.73 and 964,837.50 is: 1,331,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,625.38 : 2,385,728.73 = 964,837.50 : x
  2. Step 2: Convert to fraction form
    1,728,625.38/2,385,728.73 = 964,837.50/x
  3. Step 3: Cross multiply
    1,728,625.38x = 2,385,728.73 × 964,837.50
  4. Step 4: Simplify right side
    1,728,625.38x = 2,301,840,543,531.38
  5. Step 5: Solve for x
    x = 2,301,840,543,531.38/1,728,625.38
  6. Step 6: Final answer
    x = 1,331,601.73

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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.