Home / 1,705,469.10-2,558,005.20-443,395.14

Finding the Fourth Proportional to 1,705,469.10, 2,558,005.20 and 443,395.14

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Solution

The fourth proportional to 1,705,469.10, 2,558,005.20 and 443,395.14 is: 665,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,469.10 : 2,558,005.20 = 443,395.14 : x
  2. Step 2: Convert to fraction form
    1,705,469.10/2,558,005.20 = 443,395.14/x
  3. Step 3: Cross multiply
    1,705,469.10x = 2,558,005.20 × 443,395.14
  4. Step 4: Simplify right side
    1,705,469.10x = 1,134,207,073,774.73
  5. Step 5: Solve for x
    x = 1,134,207,073,774.73/1,705,469.10
  6. Step 6: Final answer
    x = 665,041.12

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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.