Home / 1,914,319.37-2,641,778.45-1,054,910.39

Finding the Fourth Proportional to 1,914,319.37, 2,641,778.45 and 1,054,910.39

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Solution

The fourth proportional to 1,914,319.37, 2,641,778.45 and 1,054,910.39 is: 1,455,786.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,319.37 : 2,641,778.45 = 1,054,910.39 : x
  2. Step 2: Convert to fraction form
    1,914,319.37/2,641,778.45 = 1,054,910.39/x
  3. Step 3: Cross multiply
    1,914,319.37x = 2,641,778.45 × 1,054,910.39
  4. Step 4: Simplify right side
    1,914,319.37x = 2,786,839,520,455.57
  5. Step 5: Solve for x
    x = 2,786,839,520,455.57/1,914,319.37
  6. Step 6: Final answer
    x = 1,455,786.09

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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.