Home / 1,167,072.80-1,750,609.20-729,016.70

Finding the Fourth Proportional to 1,167,072.80, 1,750,609.20 and 729,016.70

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Solution

The fourth proportional to 1,167,072.80, 1,750,609.20 and 729,016.70 is: 1,093,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,072.80 : 1,750,609.20 = 729,016.70 : x
  2. Step 2: Convert to fraction form
    1,167,072.80/1,750,609.20 = 729,016.70/x
  3. Step 3: Cross multiply
    1,167,072.80x = 1,750,609.20 × 729,016.70
  4. Step 4: Simplify right side
    1,167,072.80x = 1,276,223,341,973.64
  5. Step 5: Solve for x
    x = 1,276,223,341,973.64/1,167,072.80
  6. Step 6: Final answer
    x = 1,093,525.05

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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.