Home / 1,170,090.10-1,753,166.85-1,000,816.30

Finding the Fourth Proportional to 1,170,090.10, 1,753,166.85 and 1,000,816.30

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Solution

The fourth proportional to 1,170,090.10, 1,753,166.85 and 1,000,816.30 is: 1,499,540.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,090.10 : 1,753,166.85 = 1,000,816.30 : x
  2. Step 2: Convert to fraction form
    1,170,090.10/1,753,166.85 = 1,000,816.30/x
  3. Step 3: Cross multiply
    1,170,090.10x = 1,753,166.85 × 1,000,816.30
  4. Step 4: Simplify right side
    1,170,090.10x = 1,754,597,960,099.66
  5. Step 5: Solve for x
    x = 1,754,597,960,099.66/1,170,090.10
  6. Step 6: Final answer
    x = 1,499,540.90

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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.