Home / 2,512,280.57-3,768,422.88-619,022.21

Finding the Fourth Proportional to 2,512,280.57, 3,768,422.88 and 619,022.21

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Solution

The fourth proportional to 2,512,280.57, 3,768,422.88 and 619,022.21 is: 928,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,280.57 : 3,768,422.88 = 619,022.21 : x
  2. Step 2: Convert to fraction form
    2,512,280.57/3,768,422.88 = 619,022.21/x
  3. Step 3: Cross multiply
    2,512,280.57x = 3,768,422.88 × 619,022.21
  4. Step 4: Simplify right side
    2,512,280.57x = 2,332,737,459,392.16
  5. Step 5: Solve for x
    x = 2,332,737,459,392.16/2,512,280.57
  6. Step 6: Final answer
    x = 928,533.81

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1.5x scale

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.