Home / 979,427.10-1,467,391.05-800,967.90

Finding the Fourth Proportional to 979,427.10, 1,467,391.05 and 800,967.90

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Solution

The fourth proportional to 979,427.10, 1,467,391.05 and 800,967.90 is: 1,200,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,427.10 : 1,467,391.05 = 800,967.90 : x
  2. Step 2: Convert to fraction form
    979,427.10/1,467,391.05 = 800,967.90/x
  3. Step 3: Cross multiply
    979,427.10x = 1,467,391.05 × 800,967.90
  4. Step 4: Simplify right side
    979,427.10x = 1,175,333,127,797.30
  5. Step 5: Solve for x
    x = 1,175,333,127,797.30/979,427.10
  6. Step 6: Final answer
    x = 1,200,021.04

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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.