Home / 1,099,150.79-1,648,961.24-340,975.80

Finding the Fourth Proportional to 1,099,150.79, 1,648,961.24 and 340,975.80

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Solution

The fourth proportional to 1,099,150.79, 1,648,961.24 and 340,975.80 is: 511,536.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,150.79 : 1,648,961.24 = 340,975.80 : x
  2. Step 2: Convert to fraction form
    1,099,150.79/1,648,961.24 = 340,975.80/x
  3. Step 3: Cross multiply
    1,099,150.79x = 1,648,961.24 × 340,975.80
  4. Step 4: Simplify right side
    1,099,150.79x = 562,255,876,273.11
  5. Step 5: Solve for x
    x = 562,255,876,273.11/1,099,150.79
  6. Step 6: Final answer
    x = 511,536.62

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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.