Home / 2,141,055-2,954,655.90-1,187,199

Finding the Fourth Proportional to 2,141,055, 2,954,655.90 and 1,187,199

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Solution

The fourth proportional to 2,141,055, 2,954,655.90 and 1,187,199 is: 1,638,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,055 : 2,954,655.90 = 1,187,199 : x
  2. Step 2: Convert to fraction form
    2,141,055/2,954,655.90 = 1,187,199/x
  3. Step 3: Cross multiply
    2,141,055x = 2,954,655.90 × 1,187,199
  4. Step 4: Simplify right side
    2,141,055x = 3,507,764,529,824.10
  5. Step 5: Solve for x
    x = 3,507,764,529,824.10/2,141,055
  6. Step 6: Final answer
    x = 1,638,334.62

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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.