Home / 1,272,198.31-1,905,557.10-597,268.24

Finding the Fourth Proportional to 1,272,198.31, 1,905,557.10 and 597,268.24

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Solution

The fourth proportional to 1,272,198.31, 1,905,557.10 and 597,268.24 is: 894,615.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,198.31 : 1,905,557.10 = 597,268.24 : x
  2. Step 2: Convert to fraction form
    1,272,198.31/1,905,557.10 = 597,268.24/x
  3. Step 3: Cross multiply
    1,272,198.31x = 1,905,557.10 × 597,268.24
  4. Step 4: Simplify right side
    1,272,198.31x = 1,138,128,735,336.50
  5. Step 5: Solve for x
    x = 1,138,128,735,336.50/1,272,198.31
  6. Step 6: Final answer
    x = 894,615.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.