Home / 1,409,144.48-1,944,616.96-764,564.50

Finding the Fourth Proportional to 1,409,144.48, 1,944,616.96 and 764,564.50

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Solution

The fourth proportional to 1,409,144.48, 1,944,616.96 and 764,564.50 is: 1,055,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,144.48 : 1,944,616.96 = 764,564.50 : x
  2. Step 2: Convert to fraction form
    1,409,144.48/1,944,616.96 = 764,564.50/x
  3. Step 3: Cross multiply
    1,409,144.48x = 1,944,616.96 × 764,564.50
  4. Step 4: Simplify right side
    1,409,144.48x = 1,486,785,093,713.92
  5. Step 5: Solve for x
    x = 1,486,785,093,713.92/1,409,144.48
  6. Step 6: Final answer
    x = 1,055,097.70

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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.