Home / 1,266,063.90-1,747,168.14-693,104.09

Finding the Fourth Proportional to 1,266,063.90, 1,747,168.14 and 693,104.09

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Solution

The fourth proportional to 1,266,063.90, 1,747,168.14 and 693,104.09 is: 956,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,063.90 : 1,747,168.14 = 693,104.09 : x
  2. Step 2: Convert to fraction form
    1,266,063.90/1,747,168.14 = 693,104.09/x
  3. Step 3: Cross multiply
    1,266,063.90x = 1,747,168.14 × 693,104.09
  4. Step 4: Simplify right side
    1,266,063.90x = 1,210,969,375,015.85
  5. Step 5: Solve for x
    x = 1,210,969,375,015.85/1,266,063.90
  6. Step 6: Final answer
    x = 956,483.61

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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.