Home / 1,490,722.88-2,057,212.32-854,696

Finding the Fourth Proportional to 1,490,722.88, 2,057,212.32 and 854,696

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Solution

The fourth proportional to 1,490,722.88, 2,057,212.32 and 854,696 is: 1,179,488.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,722.88 : 2,057,212.32 = 854,696 : x
  2. Step 2: Convert to fraction form
    1,490,722.88/2,057,212.32 = 854,696/x
  3. Step 3: Cross multiply
    1,490,722.88x = 2,057,212.32 × 854,696
  4. Step 4: Simplify right side
    1,490,722.88x = 1,758,291,141,054.72
  5. Step 5: Solve for x
    x = 1,758,291,141,054.72/1,490,722.88
  6. Step 6: Final answer
    x = 1,179,488.93

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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.