Home / 2,072,771.86-3,108,530.40-724,683.19

Finding the Fourth Proportional to 2,072,771.86, 3,108,530.40 and 724,683.19

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Solution

The fourth proportional to 2,072,771.86, 3,108,530.40 and 724,683.19 is: 1,086,805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,771.86 : 3,108,530.40 = 724,683.19 : x
  2. Step 2: Convert to fraction form
    2,072,771.86/3,108,530.40 = 724,683.19/x
  3. Step 3: Cross multiply
    2,072,771.86x = 3,108,530.40 × 724,683.19
  4. Step 4: Simplify right side
    2,072,771.86x = 2,252,699,726,483.98
  5. Step 5: Solve for x
    x = 2,252,699,726,483.98/2,072,771.86
  6. Step 6: Final answer
    x = 1,086,805.44

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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.