Home / 1,086,292.32-1,629,342.77-487,092.66

Finding the Fourth Proportional to 1,086,292.32, 1,629,342.77 and 487,092.66

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Solution

The fourth proportional to 1,086,292.32, 1,629,342.77 and 487,092.66 is: 730,596.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,292.32 : 1,629,342.77 = 487,092.66 : x
  2. Step 2: Convert to fraction form
    1,086,292.32/1,629,342.77 = 487,092.66/x
  3. Step 3: Cross multiply
    1,086,292.32x = 1,629,342.77 × 487,092.66
  4. Step 4: Simplify right side
    1,086,292.32x = 793,640,901,455.61
  5. Step 5: Solve for x
    x = 793,640,901,455.61/1,086,292.32
  6. Step 6: Final answer
    x = 730,596.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.