Home / 5,385,272.64-7,431,556.64-2,970,824

Finding the Fourth Proportional to 5,385,272.64, 7,431,556.64 and 2,970,824

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Solution

The fourth proportional to 5,385,272.64, 7,431,556.64 and 2,970,824 is: 4,099,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,272.64 : 7,431,556.64 = 2,970,824 : x
  2. Step 2: Convert to fraction form
    5,385,272.64/7,431,556.64 = 2,970,824/x
  3. Step 3: Cross multiply
    5,385,272.64x = 7,431,556.64 × 2,970,824
  4. Step 4: Simplify right side
    5,385,272.64x = 22,077,846,823,471.36
  5. Step 5: Solve for x
    x = 22,077,846,823,471.36/5,385,272.64
  6. Step 6: Final answer
    x = 4,099,671.14

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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.