Home / 1,298,904.98-1,792,484.38-725,945.15

Finding the Fourth Proportional to 1,298,904.98, 1,792,484.38 and 725,945.15

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Solution

The fourth proportional to 1,298,904.98, 1,792,484.38 and 725,945.15 is: 1,001,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,904.98 : 1,792,484.38 = 725,945.15 : x
  2. Step 2: Convert to fraction form
    1,298,904.98/1,792,484.38 = 725,945.15/x
  3. Step 3: Cross multiply
    1,298,904.98x = 1,792,484.38 × 725,945.15
  4. Step 4: Simplify right side
    1,298,904.98x = 1,301,245,335,815.68
  5. Step 5: Solve for x
    x = 1,301,245,335,815.68/1,298,904.98
  6. Step 6: Final answer
    x = 1,001,801.80

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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.