Home / 1,244,425.88-1,867,751.40-637,628.15

Finding the Fourth Proportional to 1,244,425.88, 1,867,751.40 and 637,628.15

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Solution

The fourth proportional to 1,244,425.88, 1,867,751.40 and 637,628.15 is: 957,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,425.88 : 1,867,751.40 = 637,628.15 : x
  2. Step 2: Convert to fraction form
    1,244,425.88/1,867,751.40 = 637,628.15/x
  3. Step 3: Cross multiply
    1,244,425.88x = 1,867,751.40 × 637,628.15
  4. Step 4: Simplify right side
    1,244,425.88x = 1,190,930,869,841.91
  5. Step 5: Solve for x
    x = 1,190,930,869,841.91/1,244,425.88
  6. Step 6: Final answer
    x = 957,012.30

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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.