Home / 1,338,966.96-1,846,857.36-855,317.34

Finding the Fourth Proportional to 1,338,966.96, 1,846,857.36 and 855,317.34

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Solution

The fourth proportional to 1,338,966.96, 1,846,857.36 and 855,317.34 is: 1,179,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,966.96 : 1,846,857.36 = 855,317.34 : x
  2. Step 2: Convert to fraction form
    1,338,966.96/1,846,857.36 = 855,317.34/x
  3. Step 3: Cross multiply
    1,338,966.96x = 1,846,857.36 × 855,317.34
  4. Step 4: Simplify right side
    1,338,966.96x = 1,579,649,124,514.62
  5. Step 5: Solve for x
    x = 1,579,649,124,514.62/1,338,966.96
  6. Step 6: Final answer
    x = 1,179,752.13

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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.