Home / 1,133,059.80-1,701,264.78-756,327.72

Finding the Fourth Proportional to 1,133,059.80, 1,701,264.78 and 756,327.72

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Solution

The fourth proportional to 1,133,059.80, 1,701,264.78 and 756,327.72 is: 1,135,609.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,059.80 : 1,701,264.78 = 756,327.72 : x
  2. Step 2: Convert to fraction form
    1,133,059.80/1,701,264.78 = 756,327.72/x
  3. Step 3: Cross multiply
    1,133,059.80x = 1,701,264.78 × 756,327.72
  4. Step 4: Simplify right side
    1,133,059.80x = 1,286,713,719,263.09
  5. Step 5: Solve for x
    x = 1,286,713,719,263.09/1,133,059.80
  6. Step 6: Final answer
    x = 1,135,609.71

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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.