Home / 1,085,260.82-1,498,174.18-723,288.02

Finding the Fourth Proportional to 1,085,260.82, 1,498,174.18 and 723,288.02

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Solution

The fourth proportional to 1,085,260.82, 1,498,174.18 and 723,288.02 is: 998,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,260.82 : 1,498,174.18 = 723,288.02 : x
  2. Step 2: Convert to fraction form
    1,085,260.82/1,498,174.18 = 723,288.02/x
  3. Step 3: Cross multiply
    1,085,260.82x = 1,498,174.18 × 723,288.02
  4. Step 4: Simplify right side
    1,085,260.82x = 1,083,611,426,968.23
  5. Step 5: Solve for x
    x = 1,083,611,426,968.23/1,085,260.82
  6. Step 6: Final answer
    x = 998,480.19

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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.