Home / 2,391,879.52-3,301,172.37-1,425,570.31

Finding the Fourth Proportional to 2,391,879.52, 3,301,172.37 and 1,425,570.31

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Solution

The fourth proportional to 2,391,879.52, 3,301,172.37 and 1,425,570.31 is: 1,967,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,879.52 : 3,301,172.37 = 1,425,570.31 : x
  2. Step 2: Convert to fraction form
    2,391,879.52/3,301,172.37 = 1,425,570.31/x
  3. Step 3: Cross multiply
    2,391,879.52x = 3,301,172.37 × 1,425,570.31
  4. Step 4: Simplify right side
    2,391,879.52x = 4,706,053,310,611.40
  5. Step 5: Solve for x
    x = 4,706,053,310,611.40/2,391,879.52
  6. Step 6: Final answer
    x = 1,967,512.69

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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.