Home / 3,607,645.58-4,978,549.80-1,976,154.51

Finding the Fourth Proportional to 3,607,645.58, 4,978,549.80 and 1,976,154.51

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Solution

The fourth proportional to 3,607,645.58, 4,978,549.80 and 1,976,154.51 is: 2,727,092.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607,645.58 : 4,978,549.80 = 1,976,154.51 : x
  2. Step 2: Convert to fraction form
    3,607,645.58/4,978,549.80 = 1,976,154.51/x
  3. Step 3: Cross multiply
    3,607,645.58x = 4,978,549.80 × 1,976,154.51
  4. Step 4: Simplify right side
    3,607,645.58x = 9,838,383,640,529.60
  5. Step 5: Solve for x
    x = 9,838,383,640,529.60/3,607,645.58
  6. Step 6: Final answer
    x = 2,727,092.62

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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.