Home / 2,989,936.80-4,484,905.20-1,096,432.20

Finding the Fourth Proportional to 2,989,936.80, 4,484,905.20 and 1,096,432.20

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Solution

The fourth proportional to 2,989,936.80, 4,484,905.20 and 1,096,432.20 is: 1,644,648.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,936.80 : 4,484,905.20 = 1,096,432.20 : x
  2. Step 2: Convert to fraction form
    2,989,936.80/4,484,905.20 = 1,096,432.20/x
  3. Step 3: Cross multiply
    2,989,936.80x = 4,484,905.20 × 1,096,432.20
  4. Step 4: Simplify right side
    2,989,936.80x = 4,917,394,475,227.44
  5. Step 5: Solve for x
    x = 4,917,394,475,227.44/2,989,936.80
  6. Step 6: Final answer
    x = 1,644,648.30

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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.