Home / 729,004.73-1,021,656.38-729,004.73

Finding the Fourth Proportional to 729,004.73, 1,021,656.38 and 729,004.73

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Solution

The fourth proportional to 729,004.73, 1,021,656.38 and 729,004.73 is: 1,021,656.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,004.73 : 1,021,656.38 = 729,004.73 : x
  2. Step 2: Convert to fraction form
    729,004.73/1,021,656.38 = 729,004.73/x
  3. Step 3: Cross multiply
    729,004.73x = 1,021,656.38 × 729,004.73
  4. Step 4: Simplify right side
    729,004.73x = 744,792,324,701.37
  5. Step 5: Solve for x
    x = 744,792,324,701.37/729,004.73
  6. Step 6: Final answer
    x = 1,021,656.38

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.