Home / 2,557,361.88-3,529,142.01-1,411,442.19

Finding the Fourth Proportional to 2,557,361.88, 3,529,142.01 and 1,411,442.19

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Solution

The fourth proportional to 2,557,361.88, 3,529,142.01 and 1,411,442.19 is: 1,947,780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,361.88 : 3,529,142.01 = 1,411,442.19 : x
  2. Step 2: Convert to fraction form
    2,557,361.88/3,529,142.01 = 1,411,442.19/x
  3. Step 3: Cross multiply
    2,557,361.88x = 3,529,142.01 × 1,411,442.19
  4. Step 4: Simplify right side
    2,557,361.88x = 4,981,179,927,415.40
  5. Step 5: Solve for x
    x = 4,981,179,927,415.40/2,557,361.88
  6. Step 6: Final answer
    x = 1,947,780.63

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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.