Home / 3,091,237.83-4,263,115.73-1,929,791.32

Finding the Fourth Proportional to 3,091,237.83, 4,263,115.73 and 1,929,791.32

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Solution

The fourth proportional to 3,091,237.83, 4,263,115.73 and 1,929,791.32 is: 2,661,368.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,237.83 : 4,263,115.73 = 1,929,791.32 : x
  2. Step 2: Convert to fraction form
    3,091,237.83/4,263,115.73 = 1,929,791.32/x
  3. Step 3: Cross multiply
    3,091,237.83x = 4,263,115.73 × 1,929,791.32
  4. Step 4: Simplify right side
    3,091,237.83x = 8,226,923,711,602.72
  5. Step 5: Solve for x
    x = 8,226,923,711,602.72/3,091,237.83
  6. Step 6: Final answer
    x = 2,661,368.73

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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.