Home / 3,778,287.16-5,214,037.76-2,146,696.68

Finding the Fourth Proportional to 3,778,287.16, 5,214,037.76 and 2,146,696.68

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Solution

The fourth proportional to 3,778,287.16, 5,214,037.76 and 2,146,696.68 is: 2,962,442.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,287.16 : 5,214,037.76 = 2,146,696.68 : x
  2. Step 2: Convert to fraction form
    3,778,287.16/5,214,037.76 = 2,146,696.68/x
  3. Step 3: Cross multiply
    3,778,287.16x = 5,214,037.76 × 2,146,696.68
  4. Step 4: Simplify right side
    3,778,287.16x = 11,192,957,548,786.64
  5. Step 5: Solve for x
    x = 11,192,957,548,786.64/3,778,287.16
  6. Step 6: Final answer
    x = 2,962,442.26

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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.