Home / 1,369,930.60-2,055,375.67-423,301.32

Finding the Fourth Proportional to 1,369,930.60, 2,055,375.67 and 423,301.32

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Solution

The fourth proportional to 1,369,930.60, 2,055,375.67 and 423,301.32 is: 635,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,930.60 : 2,055,375.67 = 423,301.32 : x
  2. Step 2: Convert to fraction form
    1,369,930.60/2,055,375.67 = 423,301.32/x
  3. Step 3: Cross multiply
    1,369,930.60x = 2,055,375.67 × 423,301.32
  4. Step 4: Simplify right side
    1,369,930.60x = 870,043,234,206.88
  5. Step 5: Solve for x
    x = 870,043,234,206.88/1,369,930.60
  6. Step 6: Final answer
    x = 635,100.23

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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.