Home / 947,112.20-1,420,668.30-947,112.20

Finding the Fourth Proportional to 947,112.20, 1,420,668.30 and 947,112.20

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Solution

The fourth proportional to 947,112.20, 1,420,668.30 and 947,112.20 is: 1,420,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,112.20 : 1,420,668.30 = 947,112.20 : x
  2. Step 2: Convert to fraction form
    947,112.20/1,420,668.30 = 947,112.20/x
  3. Step 3: Cross multiply
    947,112.20x = 1,420,668.30 × 947,112.20
  4. Step 4: Simplify right side
    947,112.20x = 1,345,532,279,083.26
  5. Step 5: Solve for x
    x = 1,345,532,279,083.26/947,112.20
  6. Step 6: Final answer
    x = 1,420,668.30

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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.