Home / 3,894,143.43-5,373,917.62-2,175,263.93

Finding the Fourth Proportional to 3,894,143.43, 5,373,917.62 and 2,175,263.93

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Solution

The fourth proportional to 3,894,143.43, 5,373,917.62 and 2,175,263.93 is: 3,001,864.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,143.43 : 5,373,917.62 = 2,175,263.93 : x
  2. Step 2: Convert to fraction form
    3,894,143.43/5,373,917.62 = 2,175,263.93/x
  3. Step 3: Cross multiply
    3,894,143.43x = 5,373,917.62 × 2,175,263.93
  4. Step 4: Simplify right side
    3,894,143.43x = 11,689,689,150,701.13
  5. Step 5: Solve for x
    x = 11,689,689,150,701.13/3,894,143.43
  6. Step 6: Final answer
    x = 3,001,864.05

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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.