Home / 5,158,917.35-7,738,409.01-1,515,632.33

Finding the Fourth Proportional to 5,158,917.35, 7,738,409.01 and 1,515,632.33

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Solution

The fourth proportional to 5,158,917.35, 7,738,409.01 and 1,515,632.33 is: 2,273,458.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,917.35 : 7,738,409.01 = 1,515,632.33 : x
  2. Step 2: Convert to fraction form
    5,158,917.35/7,738,409.01 = 1,515,632.33/x
  3. Step 3: Cross multiply
    5,158,917.35x = 7,738,409.01 × 1,515,632.33
  4. Step 4: Simplify right side
    5,158,917.35x = 11,728,582,878,319.29
  5. Step 5: Solve for x
    x = 11,728,582,878,319.29/5,158,917.35
  6. Step 6: Final answer
    x = 2,273,458.19

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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.