Home / 3,186,711.47-4,781,480.17-1,670,033.80

Finding the Fourth Proportional to 3,186,711.47, 4,781,480.17 and 1,670,033.80

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Solution

The fourth proportional to 3,186,711.47, 4,781,480.17 and 1,670,033.80 is: 2,505,791.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,711.47 : 4,781,480.17 = 1,670,033.80 : x
  2. Step 2: Convert to fraction form
    3,186,711.47/4,781,480.17 = 1,670,033.80/x
  3. Step 3: Cross multiply
    3,186,711.47x = 4,781,480.17 × 1,670,033.80
  4. Step 4: Simplify right side
    3,186,711.47x = 7,985,233,502,862.82
  5. Step 5: Solve for x
    x = 7,985,233,502,862.82/3,186,711.47
  6. Step 6: Final answer
    x = 2,505,791.19

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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.