Home / 3,196,924.20-4,787,513.10-1,512,059.40

Finding the Fourth Proportional to 3,196,924.20, 4,787,513.10 and 1,512,059.40

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Solution

The fourth proportional to 3,196,924.20, 4,787,513.10 and 1,512,059.40 is: 2,264,365.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,924.20 : 4,787,513.10 = 1,512,059.40 : x
  2. Step 2: Convert to fraction form
    3,196,924.20/4,787,513.10 = 1,512,059.40/x
  3. Step 3: Cross multiply
    3,196,924.20x = 4,787,513.10 × 1,512,059.40
  4. Step 4: Simplify right side
    3,196,924.20x = 7,239,004,185,478.14
  5. Step 5: Solve for x
    x = 7,239,004,185,478.14/3,196,924.20
  6. Step 6: Final answer
    x = 2,264,365.29

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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.