Home / 1,647,839.08-2,470,855.56-510,285.48

Finding the Fourth Proportional to 1,647,839.08, 2,470,855.56 and 510,285.48

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Solution

The fourth proportional to 1,647,839.08, 2,470,855.56 and 510,285.48 is: 765,148.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,839.08 : 2,470,855.56 = 510,285.48 : x
  2. Step 2: Convert to fraction form
    1,647,839.08/2,470,855.56 = 510,285.48/x
  3. Step 3: Cross multiply
    1,647,839.08x = 2,470,855.56 × 510,285.48
  4. Step 4: Simplify right side
    1,647,839.08x = 1,260,841,715,445.27
  5. Step 5: Solve for x
    x = 1,260,841,715,445.27/1,647,839.08
  6. Step 6: Final answer
    x = 765,148.57

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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.