Home / 1,298,960.03-1,792,533.86-726,053.51

Finding the Fourth Proportional to 1,298,960.03, 1,792,533.86 and 726,053.51

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Solution

The fourth proportional to 1,298,960.03, 1,792,533.86 and 726,053.51 is: 1,001,936.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,960.03 : 1,792,533.86 = 726,053.51 : x
  2. Step 2: Convert to fraction form
    1,298,960.03/1,792,533.86 = 726,053.51/x
  3. Step 3: Cross multiply
    1,298,960.03x = 1,792,533.86 × 726,053.51
  4. Step 4: Simplify right side
    1,298,960.03x = 1,301,475,491,884.18
  5. Step 5: Solve for x
    x = 1,301,475,491,884.18/1,298,960.03
  6. Step 6: Final answer
    x = 1,001,936.52

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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.