Home / 1,914,392.84-2,641,879.86-1,054,983.92

Finding the Fourth Proportional to 1,914,392.84, 2,641,879.86 and 1,054,983.92

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Solution

The fourth proportional to 1,914,392.84, 2,641,879.86 and 1,054,983.92 is: 1,455,887.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,392.84 : 2,641,879.86 = 1,054,983.92 : x
  2. Step 2: Convert to fraction form
    1,914,392.84/2,641,879.86 = 1,054,983.92/x
  3. Step 3: Cross multiply
    1,914,392.84x = 2,641,879.86 × 1,054,983.92
  4. Step 4: Simplify right side
    1,914,392.84x = 2,787,140,770,871.85
  5. Step 5: Solve for x
    x = 2,787,140,770,871.85/1,914,392.84
  6. Step 6: Final answer
    x = 1,455,887.59

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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.