Home / 3,728,219.81-5,144,894.15-2,096,626.68

Finding the Fourth Proportional to 3,728,219.81, 5,144,894.15 and 2,096,626.68

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Solution

The fourth proportional to 3,728,219.81, 5,144,894.15 and 2,096,626.68 is: 2,893,317.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,219.81 : 5,144,894.15 = 2,096,626.68 : x
  2. Step 2: Convert to fraction form
    3,728,219.81/5,144,894.15 = 2,096,626.68/x
  3. Step 3: Cross multiply
    3,728,219.81x = 5,144,894.15 × 2,096,626.68
  4. Step 4: Simplify right side
    3,728,219.81x = 10,786,922,330,182.79
  5. Step 5: Solve for x
    x = 10,786,922,330,182.79/3,728,219.81
  6. Step 6: Final answer
    x = 2,893,317.16

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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.