Home / 2,551,787.82-3,521,465.30-1,405,868.16

Finding the Fourth Proportional to 2,551,787.82, 3,521,465.30 and 1,405,868.16

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Solution

The fourth proportional to 2,551,787.82, 3,521,465.30 and 1,405,868.16 is: 1,940,097.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,787.82 : 3,521,465.30 = 1,405,868.16 : x
  2. Step 2: Convert to fraction form
    2,551,787.82/3,521,465.30 = 1,405,868.16/x
  3. Step 3: Cross multiply
    2,551,787.82x = 3,521,465.30 × 1,405,868.16
  4. Step 4: Simplify right side
    2,551,787.82x = 4,950,715,958,535.01
  5. Step 5: Solve for x
    x = 4,950,715,958,535.01/2,551,787.82
  6. Step 6: Final answer
    x = 1,940,097.03

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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.