Home / 1,728,009.96-2,384,655.24-964,063.80

Finding the Fourth Proportional to 1,728,009.96, 2,384,655.24 and 964,063.80

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Solution

The fourth proportional to 1,728,009.96, 2,384,655.24 and 964,063.80 is: 1,330,408.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,009.96 : 2,384,655.24 = 964,063.80 : x
  2. Step 2: Convert to fraction form
    1,728,009.96/2,384,655.24 = 964,063.80/x
  3. Step 3: Cross multiply
    1,728,009.96x = 2,384,655.24 × 964,063.80
  4. Step 4: Simplify right side
    1,728,009.96x = 2,298,959,792,364.31
  5. Step 5: Solve for x
    x = 2,298,959,792,364.31/1,728,009.96
  6. Step 6: Final answer
    x = 1,330,408.88

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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.