Home / 2,271,427.20-3,402,548.10-1,415,872.80

Finding the Fourth Proportional to 2,271,427.20, 3,402,548.10 and 1,415,872.80

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Solution

The fourth proportional to 2,271,427.20, 3,402,548.10 and 1,415,872.80 is: 2,120,946.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,427.20 : 3,402,548.10 = 1,415,872.80 : x
  2. Step 2: Convert to fraction form
    2,271,427.20/3,402,548.10 = 1,415,872.80/x
  3. Step 3: Cross multiply
    2,271,427.20x = 3,402,548.10 × 1,415,872.80
  4. Step 4: Simplify right side
    2,271,427.20x = 4,817,575,305,481.68
  5. Step 5: Solve for x
    x = 4,817,575,305,481.68/2,271,427.20
  6. Step 6: Final answer
    x = 2,120,946.38

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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.