Home / 1,098,198.20-1,648,362.60-529,979.20

Finding the Fourth Proportional to 1,098,198.20, 1,648,362.60 and 529,979.20

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Solution

The fourth proportional to 1,098,198.20, 1,648,362.60 and 529,979.20 is: 795,482.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,198.20 : 1,648,362.60 = 529,979.20 : x
  2. Step 2: Convert to fraction form
    1,098,198.20/1,648,362.60 = 529,979.20/x
  3. Step 3: Cross multiply
    1,098,198.20x = 1,648,362.60 × 529,979.20
  4. Step 4: Simplify right side
    1,098,198.20x = 873,597,892,057.92
  5. Step 5: Solve for x
    x = 873,597,892,057.92/1,098,198.20
  6. Step 6: Final answer
    x = 795,482.90

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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.