Home / 3,513,108.21-4,846,219.20-2,136,872.85

Finding the Fourth Proportional to 3,513,108.21, 4,846,219.20 and 2,136,872.85

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Solution

The fourth proportional to 3,513,108.21, 4,846,219.20 and 2,136,872.85 is: 2,947,747.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513,108.21 : 4,846,219.20 = 2,136,872.85 : x
  2. Step 2: Convert to fraction form
    3,513,108.21/4,846,219.20 = 2,136,872.85/x
  3. Step 3: Cross multiply
    3,513,108.21x = 4,846,219.20 × 2,136,872.85
  4. Step 4: Simplify right side
    3,513,108.21x = 10,355,754,233,628.72
  5. Step 5: Solve for x
    x = 10,355,754,233,628.72/3,513,108.21
  6. Step 6: Final answer
    x = 2,947,747.01

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.