Home / 3,123,989-4,684,190.16-1,229,697.08

Finding the Fourth Proportional to 3,123,989, 4,684,190.16 and 1,229,697.08

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Solution

The fourth proportional to 3,123,989, 4,684,190.16 and 1,229,697.08 is: 1,843,839.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,989 : 4,684,190.16 = 1,229,697.08 : x
  2. Step 2: Convert to fraction form
    3,123,989/4,684,190.16 = 1,229,697.08/x
  3. Step 3: Cross multiply
    3,123,989x = 4,684,190.16 × 1,229,697.08
  4. Step 4: Simplify right side
    3,123,989x = 5,760,134,961,916.73
  5. Step 5: Solve for x
    x = 5,760,134,961,916.73/3,123,989
  6. Step 6: Final answer
    x = 1,843,839.71

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Double scale
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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.