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Finding the Fourth Proportional to 4,549,169.24, 6,821,472.06 and 1,515,468.54

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Solution

The fourth proportional to 4,549,169.24, 6,821,472.06 and 1,515,468.54 is: 2,272,442.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549,169.24 : 6,821,472.06 = 1,515,468.54 : x
  2. Step 2: Convert to fraction form
    4,549,169.24/6,821,472.06 = 1,515,468.54/x
  3. Step 3: Cross multiply
    4,549,169.24x = 6,821,472.06 × 1,515,468.54
  4. Step 4: Simplify right side
    4,549,169.24x = 10,337,726,303,418.99
  5. Step 5: Solve for x
    x = 10,337,726,303,418.99/4,549,169.24
  6. Step 6: Final answer
    x = 2,272,442.67

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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.