Home / 1,640,793.60-2,457,253.80-798,361.20

Finding the Fourth Proportional to 1,640,793.60, 2,457,253.80 and 798,361.20

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Solution

The fourth proportional to 1,640,793.60, 2,457,253.80 and 798,361.20 is: 1,195,626.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,793.60 : 2,457,253.80 = 798,361.20 : x
  2. Step 2: Convert to fraction form
    1,640,793.60/2,457,253.80 = 798,361.20/x
  3. Step 3: Cross multiply
    1,640,793.60x = 2,457,253.80 × 798,361.20
  4. Step 4: Simplify right side
    1,640,793.60x = 1,961,776,092,472.56
  5. Step 5: Solve for x
    x = 1,961,776,092,472.56/1,640,793.60
  6. Step 6: Final answer
    x = 1,195,626.37

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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.