Home / 1,306,498.23-1,802,906.62-725,759.00

Finding the Fourth Proportional to 1,306,498.23, 1,802,906.62 and 725,759.00

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Solution

The fourth proportional to 1,306,498.23, 1,802,906.62 and 725,759.00 is: 1,001,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,498.23 : 1,802,906.62 = 725,759.00 : x
  2. Step 2: Convert to fraction form
    1,306,498.23/1,802,906.62 = 725,759.00/x
  3. Step 3: Cross multiply
    1,306,498.23x = 1,802,906.62 × 725,759.00
  4. Step 4: Simplify right side
    1,306,498.23x = 1,308,475,696,610.05
  5. Step 5: Solve for x
    x = 1,308,475,696,610.05/1,306,498.23
  6. Step 6: Final answer
    x = 1,001,513.57

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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.