Home / 1,409,486.00-1,945,091.95-764,906.22

Finding the Fourth Proportional to 1,409,486.00, 1,945,091.95 and 764,906.22

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Solution

The fourth proportional to 1,409,486.00, 1,945,091.95 and 764,906.22 is: 1,055,571.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,486.00 : 1,945,091.95 = 764,906.22 : x
  2. Step 2: Convert to fraction form
    1,409,486.00/1,945,091.95 = 764,906.22/x
  3. Step 3: Cross multiply
    1,409,486.00x = 1,945,091.95 × 764,906.22
  4. Step 4: Simplify right side
    1,409,486.00x = 1,487,812,929,114.66
  5. Step 5: Solve for x
    x = 1,487,812,929,114.66/1,409,486.00
  6. Step 6: Final answer
    x = 1,055,571.28

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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.