Home / 1,668,629.39-2,502,115.92-531,243.47

Finding the Fourth Proportional to 1,668,629.39, 2,502,115.92 and 531,243.47

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Solution

The fourth proportional to 1,668,629.39, 2,502,115.92 and 531,243.47 is: 796,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,629.39 : 2,502,115.92 = 531,243.47 : x
  2. Step 2: Convert to fraction form
    1,668,629.39/2,502,115.92 = 531,243.47/x
  3. Step 3: Cross multiply
    1,668,629.39x = 2,502,115.92 × 531,243.47
  4. Step 4: Simplify right side
    1,668,629.39x = 1,329,232,731,172.46
  5. Step 5: Solve for x
    x = 1,329,232,731,172.46/1,668,629.39
  6. Step 6: Final answer
    x = 796,601.54

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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.