Home / 1,252,609.52-1,878,909.21-453,704.09

Finding the Fourth Proportional to 1,252,609.52, 1,878,909.21 and 453,704.09

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Solution

The fourth proportional to 1,252,609.52, 1,878,909.21 and 453,704.09 is: 680,554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,609.52 : 1,878,909.21 = 453,704.09 : x
  2. Step 2: Convert to fraction form
    1,252,609.52/1,878,909.21 = 453,704.09/x
  3. Step 3: Cross multiply
    1,252,609.52x = 1,878,909.21 × 453,704.09
  4. Step 4: Simplify right side
    1,252,609.52x = 852,468,783,921.12
  5. Step 5: Solve for x
    x = 852,468,783,921.12/1,252,609.52
  6. Step 6: Final answer
    x = 680,554.29

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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.