Home / 5,455,400.49-8,182,803.87-1,668,883.37

Finding the Fourth Proportional to 5,455,400.49, 8,182,803.87 and 1,668,883.37

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Solution

The fourth proportional to 5,455,400.49, 8,182,803.87 and 1,668,883.37 is: 2,503,234.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,400.49 : 8,182,803.87 = 1,668,883.37 : x
  2. Step 2: Convert to fraction form
    5,455,400.49/8,182,803.87 = 1,668,883.37/x
  3. Step 3: Cross multiply
    5,455,400.49x = 8,182,803.87 × 1,668,883.37
  4. Step 4: Simplify right side
    5,455,400.49x = 13,656,145,257,700.62
  5. Step 5: Solve for x
    x = 13,656,145,257,700.62/5,455,400.49
  6. Step 6: Final answer
    x = 2,503,234.23

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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.