Home / 2,586,942.80-3,880,414.20-2,562,059.60

Finding the Fourth Proportional to 2,586,942.80, 3,880,414.20 and 2,562,059.60

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Solution

The fourth proportional to 2,586,942.80, 3,880,414.20 and 2,562,059.60 is: 3,843,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,942.80 : 3,880,414.20 = 2,562,059.60 : x
  2. Step 2: Convert to fraction form
    2,586,942.80/3,880,414.20 = 2,562,059.60/x
  3. Step 3: Cross multiply
    2,586,942.80x = 3,880,414.20 × 2,562,059.60
  4. Step 4: Simplify right side
    2,586,942.80x = 9,941,852,453,086.32
  5. Step 5: Solve for x
    x = 9,941,852,453,086.32/2,586,942.80
  6. Step 6: Final answer
    x = 3,843,089.40

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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.