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Finding the Fourth Proportional to 3,973,103.70, 5,959,655.55 and 1,448,841.30

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Solution

The fourth proportional to 3,973,103.70, 5,959,655.55 and 1,448,841.30 is: 2,173,261.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,103.70 : 5,959,655.55 = 1,448,841.30 : x
  2. Step 2: Convert to fraction form
    3,973,103.70/5,959,655.55 = 1,448,841.30/x
  3. Step 3: Cross multiply
    3,973,103.70x = 5,959,655.55 × 1,448,841.30
  4. Step 4: Simplify right side
    3,973,103.70x = 8,634,595,094,614.22
  5. Step 5: Solve for x
    x = 8,634,595,094,614.22/3,973,103.70
  6. Step 6: Final answer
    x = 2,173,261.95

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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.