Home / 3,211,039.53-4,817,267.54-936,741.78

Finding the Fourth Proportional to 3,211,039.53, 4,817,267.54 and 936,741.78

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Solution

The fourth proportional to 3,211,039.53, 4,817,267.54 and 936,741.78 is: 1,405,319.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,039.53 : 4,817,267.54 = 936,741.78 : x
  2. Step 2: Convert to fraction form
    3,211,039.53/4,817,267.54 = 936,741.78/x
  3. Step 3: Cross multiply
    3,211,039.53x = 4,817,267.54 × 936,741.78
  4. Step 4: Simplify right side
    3,211,039.53x = 4,512,535,765,472.11
  5. Step 5: Solve for x
    x = 4,512,535,765,472.11/3,211,039.53
  6. Step 6: Final answer
    x = 1,405,319.28

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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.