Home / 3,561,577.56-4,914,981.18-1,929,970.68

Finding the Fourth Proportional to 3,561,577.56, 4,914,981.18 and 1,929,970.68

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Solution

The fourth proportional to 3,561,577.56, 4,914,981.18 and 1,929,970.68 is: 2,663,361.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,577.56 : 4,914,981.18 = 1,929,970.68 : x
  2. Step 2: Convert to fraction form
    3,561,577.56/4,914,981.18 = 1,929,970.68/x
  3. Step 3: Cross multiply
    3,561,577.56x = 4,914,981.18 × 1,929,970.68
  4. Step 4: Simplify right side
    3,561,577.56x = 9,485,769,570,151.80
  5. Step 5: Solve for x
    x = 9,485,769,570,151.80/3,561,577.56
  6. Step 6: Final answer
    x = 2,663,361.79

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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.