Home / 3,812,769.50-5,261,602.77-2,070,423.32

Finding the Fourth Proportional to 3,812,769.50, 5,261,602.77 and 2,070,423.32

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Solution

The fourth proportional to 3,812,769.50, 5,261,602.77 and 2,070,423.32 is: 2,857,173.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,769.50 : 5,261,602.77 = 2,070,423.32 : x
  2. Step 2: Convert to fraction form
    3,812,769.50/5,261,602.77 = 2,070,423.32/x
  3. Step 3: Cross multiply
    3,812,769.50x = 5,261,602.77 × 2,070,423.32
  4. Step 4: Simplify right side
    3,812,769.50x = 10,893,745,049,276.58
  5. Step 5: Solve for x
    x = 10,893,745,049,276.58/3,812,769.50
  6. Step 6: Final answer
    x = 2,857,173.78

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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.