Home / 2,059,871.40-2,842,052.29-1,188,645.44

Finding the Fourth Proportional to 2,059,871.40, 2,842,052.29 and 1,188,645.44

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Solution

The fourth proportional to 2,059,871.40, 2,842,052.29 and 1,188,645.44 is: 1,640,001.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,871.40 : 2,842,052.29 = 1,188,645.44 : x
  2. Step 2: Convert to fraction form
    2,059,871.40/2,842,052.29 = 1,188,645.44/x
  3. Step 3: Cross multiply
    2,059,871.40x = 2,842,052.29 × 1,188,645.44
  4. Step 4: Simplify right side
    2,059,871.40x = 3,378,192,480,911.25
  5. Step 5: Solve for x
    x = 3,378,192,480,911.25/2,059,871.40
  6. Step 6: Final answer
    x = 1,640,001.64

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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.