Home / 1,348,623.54-2,023,930.80-638,650.44

Finding the Fourth Proportional to 1,348,623.54, 2,023,930.80 and 638,650.44

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Solution

The fourth proportional to 1,348,623.54, 2,023,930.80 and 638,650.44 is: 958,447.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,623.54 : 2,023,930.80 = 638,650.44 : x
  2. Step 2: Convert to fraction form
    1,348,623.54/2,023,930.80 = 638,650.44/x
  3. Step 3: Cross multiply
    1,348,623.54x = 2,023,930.80 × 638,650.44
  4. Step 4: Simplify right side
    1,348,623.54x = 1,292,584,295,949.55
  5. Step 5: Solve for x
    x = 1,292,584,295,949.55/1,348,623.54
  6. Step 6: Final answer
    x = 958,447.08

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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.