Home / 2,678,420.44-3,695,645.08-1,591,058.60

Finding the Fourth Proportional to 2,678,420.44, 3,695,645.08 and 1,591,058.60

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Solution

The fourth proportional to 2,678,420.44, 3,695,645.08 and 1,591,058.60 is: 2,195,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,420.44 : 3,695,645.08 = 1,591,058.60 : x
  2. Step 2: Convert to fraction form
    2,678,420.44/3,695,645.08 = 1,591,058.60/x
  3. Step 3: Cross multiply
    2,678,420.44x = 3,695,645.08 × 1,591,058.60
  4. Step 4: Simplify right side
    2,678,420.44x = 5,879,987,887,081.69
  5. Step 5: Solve for x
    x = 5,879,987,887,081.69/2,678,420.44
  6. Step 6: Final answer
    x = 2,195,319.23

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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.