Home / 1,298,960.53-1,792,534.55-726,054.01

Finding the Fourth Proportional to 1,298,960.53, 1,792,534.55 and 726,054.01

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Solution

The fourth proportional to 1,298,960.53, 1,792,534.55 and 726,054.01 is: 1,001,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,960.53 : 1,792,534.55 = 726,054.01 : x
  2. Step 2: Convert to fraction form
    1,298,960.53/1,792,534.55 = 726,054.01/x
  3. Step 3: Cross multiply
    1,298,960.53x = 1,792,534.55 × 726,054.01
  4. Step 4: Simplify right side
    1,298,960.53x = 1,301,476,889,128.37
  5. Step 5: Solve for x
    x = 1,301,476,889,128.37/1,298,960.53
  6. Step 6: Final answer
    x = 1,001,937.21

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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.