Home / 1,535,604.46-2,300,322.81-764,780.11

Finding the Fourth Proportional to 1,535,604.46, 2,300,322.81 and 764,780.11

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Solution

The fourth proportional to 1,535,604.46, 2,300,322.81 and 764,780.11 is: 1,145,634.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,604.46 : 2,300,322.81 = 764,780.11 : x
  2. Step 2: Convert to fraction form
    1,535,604.46/2,300,322.81 = 764,780.11/x
  3. Step 3: Cross multiply
    1,535,604.46x = 2,300,322.81 × 764,780.11
  4. Step 4: Simplify right side
    1,535,604.46x = 1,759,241,131,667.31
  5. Step 5: Solve for x
    x = 1,759,241,131,667.31/1,535,604.46
  6. Step 6: Final answer
    x = 1,145,634.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.