Home / 1,580,161.26-2,180,606.80-854,993.06

Finding the Fourth Proportional to 1,580,161.26, 2,180,606.80 and 854,993.06

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Solution

The fourth proportional to 1,580,161.26, 2,180,606.80 and 854,993.06 is: 1,179,881.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,161.26 : 2,180,606.80 = 854,993.06 : x
  2. Step 2: Convert to fraction form
    1,580,161.26/2,180,606.80 = 854,993.06/x
  3. Step 3: Cross multiply
    1,580,161.26x = 2,180,606.80 × 854,993.06
  4. Step 4: Simplify right side
    1,580,161.26x = 1,864,403,680,588.81
  5. Step 5: Solve for x
    x = 1,864,403,680,588.81/1,580,161.26
  6. Step 6: Final answer
    x = 1,179,881.91

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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.