Home / 2,121,263.70-2,927,440.31-1,250,135.16

Finding the Fourth Proportional to 2,121,263.70, 2,927,440.31 and 1,250,135.16

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Solution

The fourth proportional to 2,121,263.70, 2,927,440.31 and 1,250,135.16 is: 1,725,243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,263.70 : 2,927,440.31 = 1,250,135.16 : x
  2. Step 2: Convert to fraction form
    2,121,263.70/2,927,440.31 = 1,250,135.16/x
  3. Step 3: Cross multiply
    2,121,263.70x = 2,927,440.31 × 1,250,135.16
  4. Step 4: Simplify right side
    2,121,263.70x = 3,659,696,043,103.72
  5. Step 5: Solve for x
    x = 3,659,696,043,103.72/2,121,263.70
  6. Step 6: Final answer
    x = 1,725,243.33

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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.