Home / 5,284,645.20-7,292,566.68-2,992,822.56

Finding the Fourth Proportional to 5,284,645.20, 7,292,566.68 and 2,992,822.56

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Solution

The fourth proportional to 5,284,645.20, 7,292,566.68 and 2,992,822.56 is: 4,129,957.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,645.20 : 7,292,566.68 = 2,992,822.56 : x
  2. Step 2: Convert to fraction form
    5,284,645.20/7,292,566.68 = 2,992,822.56/x
  3. Step 3: Cross multiply
    5,284,645.20x = 7,292,566.68 × 2,992,822.56
  4. Step 4: Simplify right side
    5,284,645.20x = 21,825,358,080,208.30
  5. Step 5: Solve for x
    x = 21,825,358,080,208.30/5,284,645.20
  6. Step 6: Final answer
    x = 4,129,957.12

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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.