Home / 1,301,284.04-1,795,771.76-728,324.33

Finding the Fourth Proportional to 1,301,284.04, 1,795,771.76 and 728,324.33

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Solution

The fourth proportional to 1,301,284.04, 1,795,771.76 and 728,324.33 is: 1,005,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,284.04 : 1,795,771.76 = 728,324.33 : x
  2. Step 2: Convert to fraction form
    1,301,284.04/1,795,771.76 = 728,324.33/x
  3. Step 3: Cross multiply
    1,301,284.04x = 1,795,771.76 × 728,324.33
  4. Step 4: Simplify right side
    1,301,284.04x = 1,307,904,251,314.44
  5. Step 5: Solve for x
    x = 1,307,904,251,314.44/1,301,284.04
  6. Step 6: Final answer
    x = 1,005,087.45

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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.