Home / 5,272,799.88-7,276,367.52-2,980,961.28

Finding the Fourth Proportional to 5,272,799.88, 7,276,367.52 and 2,980,961.28

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Solution

The fourth proportional to 5,272,799.88, 7,276,367.52 and 2,980,961.28 is: 4,113,672.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272,799.88 : 7,276,367.52 = 2,980,961.28 : x
  2. Step 2: Convert to fraction form
    5,272,799.88/7,276,367.52 = 2,980,961.28/x
  3. Step 3: Cross multiply
    5,272,799.88x = 7,276,367.52 × 2,980,961.28
  4. Step 4: Simplify right side
    5,272,799.88x = 21,690,569,836,169.62
  5. Step 5: Solve for x
    x = 21,690,569,836,169.62/5,272,799.88
  6. Step 6: Final answer
    x = 4,113,672.12

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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.