Home / 1,167,186.80-1,749,808.20-493,785.20

Finding the Fourth Proportional to 1,167,186.80, 1,749,808.20 and 493,785.20

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Solution

The fourth proportional to 1,167,186.80, 1,749,808.20 and 493,785.20 is: 740,266.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,186.80 : 1,749,808.20 = 493,785.20 : x
  2. Step 2: Convert to fraction form
    1,167,186.80/1,749,808.20 = 493,785.20/x
  3. Step 3: Cross multiply
    1,167,186.80x = 1,749,808.20 × 493,785.20
  4. Step 4: Simplify right side
    1,167,186.80x = 864,029,391,998.64
  5. Step 5: Solve for x
    x = 864,029,391,998.64/1,167,186.80
  6. Step 6: Final answer
    x = 740,266.59

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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.