Home / 1,523,313.76-2,103,015.32-1,361,781.96

Finding the Fourth Proportional to 1,523,313.76, 2,103,015.32 and 1,361,781.96

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Solution

The fourth proportional to 1,523,313.76, 2,103,015.32 and 1,361,781.96 is: 1,880,012.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,313.76 : 2,103,015.32 = 1,361,781.96 : x
  2. Step 2: Convert to fraction form
    1,523,313.76/2,103,015.32 = 1,361,781.96/x
  3. Step 3: Cross multiply
    1,523,313.76x = 2,103,015.32 × 1,361,781.96
  4. Step 4: Simplify right side
    1,523,313.76x = 2,863,848,324,379.63
  5. Step 5: Solve for x
    x = 2,863,848,324,379.63/1,523,313.76
  6. Step 6: Final answer
    x = 1,880,012.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.