Home / 2,089,121.22-3,133,756.08-668,992.77

Finding the Fourth Proportional to 2,089,121.22, 3,133,756.08 and 668,992.77

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Solution

The fourth proportional to 2,089,121.22, 3,133,756.08 and 668,992.77 is: 1,003,512.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,121.22 : 3,133,756.08 = 668,992.77 : x
  2. Step 2: Convert to fraction form
    2,089,121.22/3,133,756.08 = 668,992.77/x
  3. Step 3: Cross multiply
    2,089,121.22x = 3,133,756.08 × 668,992.77
  4. Step 4: Simplify right side
    2,089,121.22x = 2,096,460,160,463.54
  5. Step 5: Solve for x
    x = 2,096,460,160,463.54/2,089,121.22
  6. Step 6: Final answer
    x = 1,003,512.93

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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.