Home / 3,164,078.43-4,366,696.77-1,787,675.13

Finding the Fourth Proportional to 3,164,078.43, 4,366,696.77 and 1,787,675.13

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Solution

The fourth proportional to 3,164,078.43, 4,366,696.77 and 1,787,675.13 is: 2,467,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164,078.43 : 4,366,696.77 = 1,787,675.13 : x
  2. Step 2: Convert to fraction form
    3,164,078.43/4,366,696.77 = 1,787,675.13/x
  3. Step 3: Cross multiply
    3,164,078.43x = 4,366,696.77 × 1,787,675.13
  4. Step 4: Simplify right side
    3,164,078.43x = 7,806,235,215,980.33
  5. Step 5: Solve for x
    x = 7,806,235,215,980.33/3,164,078.43
  6. Step 6: Final answer
    x = 2,467,143.40

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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.