Home / 2,237,240.80-3,355,861.20-741,138.40

Finding the Fourth Proportional to 2,237,240.80, 3,355,861.20 and 741,138.40

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Solution

The fourth proportional to 2,237,240.80, 3,355,861.20 and 741,138.40 is: 1,111,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237,240.80 : 3,355,861.20 = 741,138.40 : x
  2. Step 2: Convert to fraction form
    2,237,240.80/3,355,861.20 = 741,138.40/x
  3. Step 3: Cross multiply
    2,237,240.80x = 3,355,861.20 × 741,138.40
  4. Step 4: Simplify right side
    2,237,240.80x = 2,487,157,600,390.08
  5. Step 5: Solve for x
    x = 2,487,157,600,390.08/2,237,240.80
  6. Step 6: Final answer
    x = 1,111,707.60

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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.