Home / 1,914,416.37-2,641,881.93-1,054,977.31

Finding the Fourth Proportional to 1,914,416.37, 2,641,881.93 and 1,054,977.31

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Solution

The fourth proportional to 1,914,416.37, 2,641,881.93 and 1,054,977.31 is: 1,455,861.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,416.37 : 2,641,881.93 = 1,054,977.31 : x
  2. Step 2: Convert to fraction form
    1,914,416.37/2,641,881.93 = 1,054,977.31/x
  3. Step 3: Cross multiply
    1,914,416.37x = 2,641,881.93 × 1,054,977.31
  4. Step 4: Simplify right side
    1,914,416.37x = 2,787,125,491,195.20
  5. Step 5: Solve for x
    x = 2,787,125,491,195.20/1,914,416.37
  6. Step 6: Final answer
    x = 1,455,861.71

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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.