Home / 1,728,256.32-2,384,992.26-964,309.89

Finding the Fourth Proportional to 1,728,256.32, 2,384,992.26 and 964,309.89

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Solution

The fourth proportional to 1,728,256.32, 2,384,992.26 and 964,309.89 is: 1,330,746.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,256.32 : 2,384,992.26 = 964,309.89 : x
  2. Step 2: Convert to fraction form
    1,728,256.32/2,384,992.26 = 964,309.89/x
  3. Step 3: Cross multiply
    1,728,256.32x = 2,384,992.26 × 964,309.89
  4. Step 4: Simplify right side
    1,728,256.32x = 2,299,871,623,891.45
  5. Step 5: Solve for x
    x = 2,299,871,623,891.45/1,728,256.32
  6. Step 6: Final answer
    x = 1,330,746.83

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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.