Home / 1,250,177.70-1,725,245.13-677,217.72

Finding the Fourth Proportional to 1,250,177.70, 1,725,245.13 and 677,217.72

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Solution

The fourth proportional to 1,250,177.70, 1,725,245.13 and 677,217.72 is: 934,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,177.70 : 1,725,245.13 = 677,217.72 : x
  2. Step 2: Convert to fraction form
    1,250,177.70/1,725,245.13 = 677,217.72/x
  3. Step 3: Cross multiply
    1,250,177.70x = 1,725,245.13 × 677,217.72
  4. Step 4: Simplify right side
    1,250,177.70x = 1,168,366,573,379.70
  5. Step 5: Solve for x
    x = 1,168,366,573,379.70/1,250,177.70
  6. Step 6: Final answer
    x = 934,560.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.