Home / 1,622,397.37-2,431,879.90-611,081.75

Finding the Fourth Proportional to 1,622,397.37, 2,431,879.90 and 611,081.75

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Solution

The fourth proportional to 1,622,397.37, 2,431,879.90 and 611,081.75 is: 915,976.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,397.37 : 2,431,879.90 = 611,081.75 : x
  2. Step 2: Convert to fraction form
    1,622,397.37/2,431,879.90 = 611,081.75/x
  3. Step 3: Cross multiply
    1,622,397.37x = 2,431,879.90 × 611,081.75
  4. Step 4: Simplify right side
    1,622,397.37x = 1,486,077,425,081.83
  5. Step 5: Solve for x
    x = 1,486,077,425,081.83/1,622,397.37
  6. Step 6: Final answer
    x = 915,976.23

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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.