Home / 1,691,647.60-2,334,497.16-927,650.80

Finding the Fourth Proportional to 1,691,647.60, 2,334,497.16 and 927,650.80

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Solution

The fourth proportional to 1,691,647.60, 2,334,497.16 and 927,650.80 is: 1,280,170.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,647.60 : 2,334,497.16 = 927,650.80 : x
  2. Step 2: Convert to fraction form
    1,691,647.60/2,334,497.16 = 927,650.80/x
  3. Step 3: Cross multiply
    1,691,647.60x = 2,334,497.16 × 927,650.80
  4. Step 4: Simplify right side
    1,691,647.60x = 2,165,598,158,071.73
  5. Step 5: Solve for x
    x = 2,165,598,158,071.73/1,691,647.60
  6. Step 6: Final answer
    x = 1,280,170.98

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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.