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Finding the Fourth Proportional to 6,505,269.45, 8,977,468.65 and 3,604,388.91

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Solution

The fourth proportional to 6,505,269.45, 8,977,468.65 and 3,604,388.91 is: 4,974,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505,269.45 : 8,977,468.65 = 3,604,388.91 : x
  2. Step 2: Convert to fraction form
    6,505,269.45/8,977,468.65 = 3,604,388.91/x
  3. Step 3: Cross multiply
    6,505,269.45x = 8,977,468.65 × 3,604,388.91
  4. Step 4: Simplify right side
    6,505,269.45x = 32,358,288,397,045.33
  5. Step 5: Solve for x
    x = 32,358,288,397,045.33/6,505,269.45
  6. Step 6: Final answer
    x = 4,974,165.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.