Home / 2,737,200.80-4,105,801.20-1,220,880.80

Finding the Fourth Proportional to 2,737,200.80, 4,105,801.20 and 1,220,880.80

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Solution

The fourth proportional to 2,737,200.80, 4,105,801.20 and 1,220,880.80 is: 1,831,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737,200.80 : 4,105,801.20 = 1,220,880.80 : x
  2. Step 2: Convert to fraction form
    2,737,200.80/4,105,801.20 = 1,220,880.80/x
  3. Step 3: Cross multiply
    2,737,200.80x = 4,105,801.20 × 1,220,880.80
  4. Step 4: Simplify right side
    2,737,200.80x = 5,012,693,853,696.96
  5. Step 5: Solve for x
    x = 5,012,693,853,696.96/2,737,200.80
  6. Step 6: Final answer
    x = 1,831,321.20

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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.