Home / 1,215,879.51-1,824,017.47-374,431.26

Finding the Fourth Proportional to 1,215,879.51, 1,824,017.47 and 374,431.26

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Solution

The fourth proportional to 1,215,879.51, 1,824,017.47 and 374,431.26 is: 561,707.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,879.51 : 1,824,017.47 = 374,431.26 : x
  2. Step 2: Convert to fraction form
    1,215,879.51/1,824,017.47 = 374,431.26/x
  3. Step 3: Cross multiply
    1,215,879.51x = 1,824,017.47 × 374,431.26
  4. Step 4: Simplify right side
    1,215,879.51x = 682,969,166,862.22
  5. Step 5: Solve for x
    x = 682,969,166,862.22/1,215,879.51
  6. Step 6: Final answer
    x = 561,707.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.