Home / 2,089,235.86-3,133,854.81-1,379,097.92

Finding the Fourth Proportional to 2,089,235.86, 3,133,854.81 and 1,379,097.92

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Solution

The fourth proportional to 2,089,235.86, 3,133,854.81 and 1,379,097.92 is: 2,068,647.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,235.86 : 3,133,854.81 = 1,379,097.92 : x
  2. Step 2: Convert to fraction form
    2,089,235.86/3,133,854.81 = 1,379,097.92/x
  3. Step 3: Cross multiply
    2,089,235.86x = 3,133,854.81 × 1,379,097.92
  4. Step 4: Simplify right side
    2,089,235.86x = 4,321,892,657,887.63
  5. Step 5: Solve for x
    x = 4,321,892,657,887.63/2,089,235.86
  6. Step 6: Final answer
    x = 2,068,647.56

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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.