Home / 1,020,949.83-1,531,067.76-301,100.60

Finding the Fourth Proportional to 1,020,949.83, 1,531,067.76 and 301,100.60

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Solution

The fourth proportional to 1,020,949.83, 1,531,067.76 and 301,100.60 is: 451,545.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,949.83 : 1,531,067.76 = 301,100.60 : x
  2. Step 2: Convert to fraction form
    1,020,949.83/1,531,067.76 = 301,100.60/x
  3. Step 3: Cross multiply
    1,020,949.83x = 1,531,067.76 × 301,100.60
  4. Step 4: Simplify right side
    1,020,949.83x = 461,005,425,004.33
  5. Step 5: Solve for x
    x = 461,005,425,004.33/1,020,949.83
  6. Step 6: Final answer
    x = 451,545.62

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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.