Home / 1,305,673.44-1,801,786.32-732,722.64

Finding the Fourth Proportional to 1,305,673.44, 1,801,786.32 and 732,722.64

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Solution

The fourth proportional to 1,305,673.44, 1,801,786.32 and 732,722.64 is: 1,011,133.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,673.44 : 1,801,786.32 = 732,722.64 : x
  2. Step 2: Convert to fraction form
    1,305,673.44/1,801,786.32 = 732,722.64/x
  3. Step 3: Cross multiply
    1,305,673.44x = 1,801,786.32 × 732,722.64
  4. Step 4: Simplify right side
    1,305,673.44x = 1,320,209,629,106.28
  5. Step 5: Solve for x
    x = 1,320,209,629,106.28/1,305,673.44
  6. Step 6: Final answer
    x = 1,011,133.10

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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.