Home / 3,271,072.50-4,513,979.34-1,820,730.60

Finding the Fourth Proportional to 3,271,072.50, 4,513,979.34 and 1,820,730.60

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Solution

The fourth proportional to 3,271,072.50, 4,513,979.34 and 1,820,730.60 is: 2,512,552.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,072.50 : 4,513,979.34 = 1,820,730.60 : x
  2. Step 2: Convert to fraction form
    3,271,072.50/4,513,979.34 = 1,820,730.60/x
  3. Step 3: Cross multiply
    3,271,072.50x = 4,513,979.34 × 1,820,730.60
  4. Step 4: Simplify right side
    3,271,072.50x = 8,218,740,312,105.80
  5. Step 5: Solve for x
    x = 8,218,740,312,105.80/3,271,072.50
  6. Step 6: Final answer
    x = 2,512,552.17

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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.