Home / 1,113,833.09-1,670,481.97-514,218.31

Finding the Fourth Proportional to 1,113,833.09, 1,670,481.97 and 514,218.31

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Solution

The fourth proportional to 1,113,833.09, 1,670,481.97 and 514,218.31 is: 771,203.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,833.09 : 1,670,481.97 = 514,218.31 : x
  2. Step 2: Convert to fraction form
    1,113,833.09/1,670,481.97 = 514,218.31/x
  3. Step 3: Cross multiply
    1,113,833.09x = 1,670,481.97 × 514,218.31
  4. Step 4: Simplify right side
    1,113,833.09x = 858,992,410,037.12
  5. Step 5: Solve for x
    x = 858,992,410,037.12/1,113,833.09
  6. Step 6: Final answer
    x = 771,203.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.