Home / 3,135,971.89-4,703,958.65-892,109.89

Finding the Fourth Proportional to 3,135,971.89, 4,703,958.65 and 892,109.89

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Solution

The fourth proportional to 3,135,971.89, 4,703,958.65 and 892,109.89 is: 1,338,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,971.89 : 4,703,958.65 = 892,109.89 : x
  2. Step 2: Convert to fraction form
    3,135,971.89/4,703,958.65 = 892,109.89/x
  3. Step 3: Cross multiply
    3,135,971.89x = 4,703,958.65 × 892,109.89
  4. Step 4: Simplify right side
    3,135,971.89x = 4,196,448,033,816.05
  5. Step 5: Solve for x
    x = 4,196,448,033,816.05/3,135,971.89
  6. Step 6: Final answer
    x = 1,338,165.07

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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.