Home / 2,767,768.80-4,151,653.20-2,011,941.60

Finding the Fourth Proportional to 2,767,768.80, 4,151,653.20 and 2,011,941.60

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Solution

The fourth proportional to 2,767,768.80, 4,151,653.20 and 2,011,941.60 is: 3,017,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,768.80 : 4,151,653.20 = 2,011,941.60 : x
  2. Step 2: Convert to fraction form
    2,767,768.80/4,151,653.20 = 2,011,941.60/x
  3. Step 3: Cross multiply
    2,767,768.80x = 4,151,653.20 × 2,011,941.60
  4. Step 4: Simplify right side
    2,767,768.80x = 8,352,883,781,853.12
  5. Step 5: Solve for x
    x = 8,352,883,781,853.12/2,767,768.80
  6. Step 6: Final answer
    x = 3,017,912.40

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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.