Home / 1,412,119.66-1,949,663.56-1,084,849.82

Finding the Fourth Proportional to 1,412,119.66, 1,949,663.56 and 1,084,849.82

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Solution

The fourth proportional to 1,412,119.66, 1,949,663.56 and 1,084,849.82 is: 1,497,813.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,119.66 : 1,949,663.56 = 1,084,849.82 : x
  2. Step 2: Convert to fraction form
    1,412,119.66/1,949,663.56 = 1,084,849.82/x
  3. Step 3: Cross multiply
    1,412,119.66x = 1,949,663.56 × 1,084,849.82
  4. Step 4: Simplify right side
    1,412,119.66x = 2,115,092,162,126.56
  5. Step 5: Solve for x
    x = 2,115,092,162,126.56/1,412,119.66
  6. Step 6: Final answer
    x = 1,497,813.69

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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.