Home / 3,196,356-4,410,971.28-1,838,199.84

Finding the Fourth Proportional to 3,196,356, 4,410,971.28 and 1,838,199.84

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Solution

The fourth proportional to 3,196,356, 4,410,971.28 and 1,838,199.84 is: 2,536,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,356 : 4,410,971.28 = 1,838,199.84 : x
  2. Step 2: Convert to fraction form
    3,196,356/4,410,971.28 = 1,838,199.84/x
  3. Step 3: Cross multiply
    3,196,356x = 4,410,971.28 × 1,838,199.84
  4. Step 4: Simplify right side
    3,196,356x = 8,108,246,701,140.60
  5. Step 5: Solve for x
    x = 8,108,246,701,140.60/3,196,356
  6. Step 6: Final answer
    x = 2,536,715.78

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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.