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Finding the Fourth Proportional to 6,492,965.69, 8,960,556.41 and 3,592,309.32

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Solution

The fourth proportional to 6,492,965.69, 8,960,556.41 and 3,592,309.32 is: 4,957,532.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,492,965.69 : 8,960,556.41 = 3,592,309.32 : x
  2. Step 2: Convert to fraction form
    6,492,965.69/8,960,556.41 = 3,592,309.32/x
  3. Step 3: Cross multiply
    6,492,965.69x = 8,960,556.41 × 3,592,309.32
  4. Step 4: Simplify right side
    6,492,965.69x = 32,189,090,286,067.19
  5. Step 5: Solve for x
    x = 32,189,090,286,067.19/6,492,965.69
  6. Step 6: Final answer
    x = 4,957,532.79

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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.