Home / 2,557,362.44-3,529,142.79-1,411,442.75

Finding the Fourth Proportional to 2,557,362.44, 3,529,142.79 and 1,411,442.75

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Solution

The fourth proportional to 2,557,362.44, 3,529,142.79 and 1,411,442.75 is: 1,947,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,362.44 : 3,529,142.79 = 1,411,442.75 : x
  2. Step 2: Convert to fraction form
    2,557,362.44/3,529,142.79 = 1,411,442.75/x
  3. Step 3: Cross multiply
    2,557,362.44x = 3,529,142.79 × 1,411,442.75
  4. Step 4: Simplify right side
    2,557,362.44x = 4,981,183,008,190.22
  5. Step 5: Solve for x
    x = 4,981,183,008,190.22/2,557,362.44
  6. Step 6: Final answer
    x = 1,947,781.40

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1.5x scale

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.