Home / 1,858,290.90-2,565,540.75-1,170,552.30

Finding the Fourth Proportional to 1,858,290.90, 2,565,540.75 and 1,170,552.30

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Solution

The fourth proportional to 1,858,290.90, 2,565,540.75 and 1,170,552.30 is: 1,616,054.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,290.90 : 2,565,540.75 = 1,170,552.30 : x
  2. Step 2: Convert to fraction form
    1,858,290.90/2,565,540.75 = 1,170,552.30/x
  3. Step 3: Cross multiply
    1,858,290.90x = 2,565,540.75 × 1,170,552.30
  4. Step 4: Simplify right side
    1,858,290.90x = 3,003,099,625,656.23
  5. Step 5: Solve for x
    x = 3,003,099,625,656.23/1,858,290.90
  6. Step 6: Final answer
    x = 1,616,054.64

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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.