Home / 3,460,067.35-5,190,245.24-1,187,155.15

Finding the Fourth Proportional to 3,460,067.35, 5,190,245.24 and 1,187,155.15

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Solution

The fourth proportional to 3,460,067.35, 5,190,245.24 and 1,187,155.15 is: 1,780,782.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,067.35 : 5,190,245.24 = 1,187,155.15 : x
  2. Step 2: Convert to fraction form
    3,460,067.35/5,190,245.24 = 1,187,155.15/x
  3. Step 3: Cross multiply
    3,460,067.35x = 5,190,245.24 × 1,187,155.15
  4. Step 4: Simplify right side
    3,460,067.35x = 6,161,626,366,428.99
  5. Step 5: Solve for x
    x = 6,161,626,366,428.99/3,460,067.35
  6. Step 6: Final answer
    x = 1,780,782.21

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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.