Home / 1,298,797.62-1,792,420.29-725,883.54

Finding the Fourth Proportional to 1,298,797.62, 1,792,420.29 and 725,883.54

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Solution

The fourth proportional to 1,298,797.62, 1,792,420.29 and 725,883.54 is: 1,001,763.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,797.62 : 1,792,420.29 = 725,883.54 : x
  2. Step 2: Convert to fraction form
    1,298,797.62/1,792,420.29 = 725,883.54/x
  3. Step 3: Cross multiply
    1,298,797.62x = 1,792,420.29 × 725,883.54
  4. Step 4: Simplify right side
    1,298,797.62x = 1,301,088,385,273.03
  5. Step 5: Solve for x
    x = 1,301,088,385,273.03/1,298,797.62
  6. Step 6: Final answer
    x = 1,001,763.76

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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.