Home / 1,914,383.31-2,641,866.75-1,054,974.39

Finding the Fourth Proportional to 1,914,383.31, 2,641,866.75 and 1,054,974.39

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Solution

The fourth proportional to 1,914,383.31, 2,641,866.75 and 1,054,974.39 is: 1,455,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,383.31 : 2,641,866.75 = 1,054,974.39 : x
  2. Step 2: Convert to fraction form
    1,914,383.31/2,641,866.75 = 1,054,974.39/x
  3. Step 3: Cross multiply
    1,914,383.31x = 2,641,866.75 × 1,054,974.39
  4. Step 4: Simplify right side
    1,914,383.31x = 2,787,101,763,042.53
  5. Step 5: Solve for x
    x = 2,787,101,763,042.53/1,914,383.31
  6. Step 6: Final answer
    x = 1,455,874.46

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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.