Home / 1,086,656.47-1,629,984.69-376,684.58

Finding the Fourth Proportional to 1,086,656.47, 1,629,984.69 and 376,684.58

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Solution

The fourth proportional to 1,086,656.47, 1,629,984.69 and 376,684.58 is: 565,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,656.47 : 1,629,984.69 = 376,684.58 : x
  2. Step 2: Convert to fraction form
    1,086,656.47/1,629,984.69 = 376,684.58/x
  3. Step 3: Cross multiply
    1,086,656.47x = 1,629,984.69 × 376,684.58
  4. Step 4: Simplify right side
    1,086,656.47x = 613,990,102,434.04
  5. Step 5: Solve for x
    x = 613,990,102,434.04/1,086,656.47
  6. Step 6: Final answer
    x = 565,026.87

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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.