Home / 1,272,198.83-1,905,557.85-597,268.76

Finding the Fourth Proportional to 1,272,198.83, 1,905,557.85 and 597,268.76

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Solution

The fourth proportional to 1,272,198.83, 1,905,557.85 and 597,268.76 is: 894,616.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,198.83 : 1,905,557.85 = 597,268.76 : x
  2. Step 2: Convert to fraction form
    1,272,198.83/1,905,557.85 = 597,268.76/x
  3. Step 3: Cross multiply
    1,272,198.83x = 1,905,557.85 × 597,268.76
  4. Step 4: Simplify right side
    1,272,198.83x = 1,138,130,164,649.98
  5. Step 5: Solve for x
    x = 1,138,130,164,649.98/1,272,198.83
  6. Step 6: Final answer
    x = 894,616.58

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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.