Home / 3,131,641.92-4,698,198.24-972,556.80

Finding the Fourth Proportional to 3,131,641.92, 4,698,198.24 and 972,556.80

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Solution

The fourth proportional to 3,131,641.92, 4,698,198.24 and 972,556.80 is: 1,459,063.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,641.92 : 4,698,198.24 = 972,556.80 : x
  2. Step 2: Convert to fraction form
    3,131,641.92/4,698,198.24 = 972,556.80/x
  3. Step 3: Cross multiply
    3,131,641.92x = 4,698,198.24 × 972,556.80
  4. Step 4: Simplify right side
    3,131,641.92x = 4,569,264,646,060.03
  5. Step 5: Solve for x
    x = 4,569,264,646,060.03/3,131,641.92
  6. Step 6: Final answer
    x = 1,459,063.57

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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.