Home / 1,914,165.12-2,641,665.84-1,054,725.24

Finding the Fourth Proportional to 1,914,165.12, 2,641,665.84 and 1,054,725.24

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Solution

The fourth proportional to 1,914,165.12, 2,641,665.84 and 1,054,725.24 is: 1,455,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,165.12 : 2,641,665.84 = 1,054,725.24 : x
  2. Step 2: Convert to fraction form
    1,914,165.12/2,641,665.84 = 1,054,725.24/x
  3. Step 3: Cross multiply
    1,914,165.12x = 2,641,665.84 × 1,054,725.24
  4. Step 4: Simplify right side
    1,914,165.12x = 2,786,231,637,093.80
  5. Step 5: Solve for x
    x = 2,786,231,637,093.80/1,914,165.12
  6. Step 6: Final answer
    x = 1,455,585.84

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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.