Home / 1,947,791.04-2,689,675.18-1,213,997.64

Finding the Fourth Proportional to 1,947,791.04, 2,689,675.18 and 1,213,997.64

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Solution

The fourth proportional to 1,947,791.04, 2,689,675.18 and 1,213,997.64 is: 1,676,390.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,791.04 : 2,689,675.18 = 1,213,997.64 : x
  2. Step 2: Convert to fraction form
    1,947,791.04/2,689,675.18 = 1,213,997.64/x
  3. Step 3: Cross multiply
    1,947,791.04x = 2,689,675.18 × 1,213,997.64
  4. Step 4: Simplify right side
    1,947,791.04x = 3,265,259,320,886.58
  5. Step 5: Solve for x
    x = 3,265,259,320,886.58/1,947,791.04
  6. Step 6: Final answer
    x = 1,676,390.98

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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.