Home / 3,850,032.68-5,312,980.60-2,131,116.20

Finding the Fourth Proportional to 3,850,032.68, 5,312,980.60 and 2,131,116.20

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Solution

The fourth proportional to 3,850,032.68, 5,312,980.60 and 2,131,116.20 is: 2,940,904.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,032.68 : 5,312,980.60 = 2,131,116.20 : x
  2. Step 2: Convert to fraction form
    3,850,032.68/5,312,980.60 = 2,131,116.20/x
  3. Step 3: Cross multiply
    3,850,032.68x = 5,312,980.60 × 2,131,116.20
  4. Step 4: Simplify right side
    3,850,032.68x = 11,322,579,026,945.72
  5. Step 5: Solve for x
    x = 11,322,579,026,945.72/3,850,032.68
  6. Step 6: Final answer
    x = 2,940,904.65

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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.