Home / 3,652,823.20-5,479,234.80-1,658,279.20

Finding the Fourth Proportional to 3,652,823.20, 5,479,234.80 and 1,658,279.20

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Solution

The fourth proportional to 3,652,823.20, 5,479,234.80 and 1,658,279.20 is: 2,487,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652,823.20 : 5,479,234.80 = 1,658,279.20 : x
  2. Step 2: Convert to fraction form
    3,652,823.20/5,479,234.80 = 1,658,279.20/x
  3. Step 3: Cross multiply
    3,652,823.20x = 5,479,234.80 × 1,658,279.20
  4. Step 4: Simplify right side
    3,652,823.20x = 9,086,101,100,756.16
  5. Step 5: Solve for x
    x = 9,086,101,100,756.16/3,652,823.20
  6. Step 6: Final answer
    x = 2,487,418.80

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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.