Home / 2,311,512.82-3,190,157.13-1,344,683.86

Finding the Fourth Proportional to 2,311,512.82, 3,190,157.13 and 1,344,683.86

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Solution

The fourth proportional to 2,311,512.82, 3,190,157.13 and 1,344,683.86 is: 1,855,820.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,512.82 : 3,190,157.13 = 1,344,683.86 : x
  2. Step 2: Convert to fraction form
    2,311,512.82/3,190,157.13 = 1,344,683.86/x
  3. Step 3: Cross multiply
    2,311,512.82x = 3,190,157.13 × 1,344,683.86
  4. Step 4: Simplify right side
    2,311,512.82x = 4,289,752,803,574.92
  5. Step 5: Solve for x
    x = 4,289,752,803,574.92/2,311,512.82
  6. Step 6: Final answer
    x = 1,855,820.47

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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.