Home / 3,190,411.53-4,785,049.08-1,271,161.89

Finding the Fourth Proportional to 3,190,411.53, 4,785,049.08 and 1,271,161.89

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Solution

The fourth proportional to 3,190,411.53, 4,785,049.08 and 1,271,161.89 is: 1,906,516.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,411.53 : 4,785,049.08 = 1,271,161.89 : x
  2. Step 2: Convert to fraction form
    3,190,411.53/4,785,049.08 = 1,271,161.89/x
  3. Step 3: Cross multiply
    3,190,411.53x = 4,785,049.08 × 1,271,161.89
  4. Step 4: Simplify right side
    3,190,411.53x = 6,082,572,032,275.56
  5. Step 5: Solve for x
    x = 6,082,572,032,275.56/3,190,411.53
  6. Step 6: Final answer
    x = 1,906,516.44

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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.