Home / 2,989,744.20-4,484,616.30-1,096,239.60

Finding the Fourth Proportional to 2,989,744.20, 4,484,616.30 and 1,096,239.60

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Solution

The fourth proportional to 2,989,744.20, 4,484,616.30 and 1,096,239.60 is: 1,644,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,744.20 : 4,484,616.30 = 1,096,239.60 : x
  2. Step 2: Convert to fraction form
    2,989,744.20/4,484,616.30 = 1,096,239.60/x
  3. Step 3: Cross multiply
    2,989,744.20x = 4,484,616.30 × 1,096,239.60
  4. Step 4: Simplify right side
    2,989,744.20x = 4,916,213,978,865.48
  5. Step 5: Solve for x
    x = 4,916,213,978,865.48/2,989,744.20
  6. Step 6: Final answer
    x = 1,644,359.40

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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.