Home / 1,914,165.18-2,641,665.62-1,054,725.21

Finding the Fourth Proportional to 1,914,165.18, 2,641,665.62 and 1,054,725.21

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Solution

The fourth proportional to 1,914,165.18, 2,641,665.62 and 1,054,725.21 is: 1,455,585.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,165.18 : 2,641,665.62 = 1,054,725.21 : x
  2. Step 2: Convert to fraction form
    1,914,165.18/2,641,665.62 = 1,054,725.21/x
  3. Step 3: Cross multiply
    1,914,165.18x = 2,641,665.62 × 1,054,725.21
  4. Step 4: Simplify right side
    1,914,165.18x = 2,786,231,325,804.28
  5. Step 5: Solve for x
    x = 2,786,231,325,804.28/1,914,165.18
  6. Step 6: Final answer
    x = 1,455,585.63

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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.