Home / 1,579,738.48-2,180,032.47-854,584.39

Finding the Fourth Proportional to 1,579,738.48, 2,180,032.47 and 854,584.39

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Solution

The fourth proportional to 1,579,738.48, 2,180,032.47 and 854,584.39 is: 1,179,322.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,738.48 : 2,180,032.47 = 854,584.39 : x
  2. Step 2: Convert to fraction form
    1,579,738.48/2,180,032.47 = 854,584.39/x
  3. Step 3: Cross multiply
    1,579,738.48x = 2,180,032.47 × 854,584.39
  4. Step 4: Simplify right side
    1,579,738.48x = 1,863,021,718,555.14
  5. Step 5: Solve for x
    x = 1,863,021,718,555.14/1,579,738.48
  6. Step 6: Final answer
    x = 1,179,322.87

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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.