Home / 1,598,185.72-2,205,563.34-919,122.76

Finding the Fourth Proportional to 1,598,185.72, 2,205,563.34 and 919,122.76

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Solution

The fourth proportional to 1,598,185.72, 2,205,563.34 and 919,122.76 is: 1,268,427.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,185.72 : 2,205,563.34 = 919,122.76 : x
  2. Step 2: Convert to fraction form
    1,598,185.72/2,205,563.34 = 919,122.76/x
  3. Step 3: Cross multiply
    1,598,185.72x = 2,205,563.34 × 919,122.76
  4. Step 4: Simplify right side
    1,598,185.72x = 2,027,183,464,415.62
  5. Step 5: Solve for x
    x = 2,027,183,464,415.62/1,598,185.72
  6. Step 6: Final answer
    x = 1,268,427.97

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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.