Home / 1,536,621.60-2,304,932.40-1,431,645.60

Finding the Fourth Proportional to 1,536,621.60, 2,304,932.40 and 1,431,645.60

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Solution

The fourth proportional to 1,536,621.60, 2,304,932.40 and 1,431,645.60 is: 2,147,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,621.60 : 2,304,932.40 = 1,431,645.60 : x
  2. Step 2: Convert to fraction form
    1,536,621.60/2,304,932.40 = 1,431,645.60/x
  3. Step 3: Cross multiply
    1,536,621.60x = 2,304,932.40 × 1,431,645.60
  4. Step 4: Simplify right side
    1,536,621.60x = 3,299,846,328,757.44
  5. Step 5: Solve for x
    x = 3,299,846,328,757.44/1,536,621.60
  6. Step 6: Final answer
    x = 2,147,468.40

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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.