Home / 2,194,889.16-3,029,064.84-1,227,961.92

Finding the Fourth Proportional to 2,194,889.16, 3,029,064.84 and 1,227,961.92

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Solution

The fourth proportional to 2,194,889.16, 3,029,064.84 and 1,227,961.92 is: 1,694,653.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,889.16 : 3,029,064.84 = 1,227,961.92 : x
  2. Step 2: Convert to fraction form
    2,194,889.16/3,029,064.84 = 1,227,961.92/x
  3. Step 3: Cross multiply
    2,194,889.16x = 3,029,064.84 × 1,227,961.92
  4. Step 4: Simplify right side
    2,194,889.16x = 3,719,576,276,730.89
  5. Step 5: Solve for x
    x = 3,719,576,276,730.89/2,194,889.16
  6. Step 6: Final answer
    x = 1,694,653.35

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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.