Home / 1,409,202-1,944,692.24-764,620.60

Finding the Fourth Proportional to 1,409,202, 1,944,692.24 and 764,620.60

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Solution

The fourth proportional to 1,409,202, 1,944,692.24 and 764,620.60 is: 1,055,172.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,202 : 1,944,692.24 = 764,620.60 : x
  2. Step 2: Convert to fraction form
    1,409,202/1,944,692.24 = 764,620.60/x
  3. Step 3: Cross multiply
    1,409,202x = 1,944,692.24 × 764,620.60
  4. Step 4: Simplify right side
    1,409,202x = 1,486,951,747,364.14
  5. Step 5: Solve for x
    x = 1,486,951,747,364.14/1,409,202
  6. Step 6: Final answer
    x = 1,055,172.89

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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.