Home / 1,031,153.37-1,546,615.44-321,121.95

Finding the Fourth Proportional to 1,031,153.37, 1,546,615.44 and 321,121.95

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Solution

The fourth proportional to 1,031,153.37, 1,546,615.44 and 321,121.95 is: 481,647.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,153.37 : 1,546,615.44 = 321,121.95 : x
  2. Step 2: Convert to fraction form
    1,031,153.37/1,546,615.44 = 321,121.95/x
  3. Step 3: Cross multiply
    1,031,153.37x = 1,546,615.44 × 321,121.95
  4. Step 4: Simplify right side
    1,031,153.37x = 496,652,165,992.91
  5. Step 5: Solve for x
    x = 496,652,165,992.91/1,031,153.37
  6. Step 6: Final answer
    x = 481,647.23

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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.