Home / 1,753,908.70-2,630,863.05-809,124.70

Finding the Fourth Proportional to 1,753,908.70, 2,630,863.05 and 809,124.70

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Solution

The fourth proportional to 1,753,908.70, 2,630,863.05 and 809,124.70 is: 1,213,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,908.70 : 2,630,863.05 = 809,124.70 : x
  2. Step 2: Convert to fraction form
    1,753,908.70/2,630,863.05 = 809,124.70/x
  3. Step 3: Cross multiply
    1,753,908.70x = 2,630,863.05 × 809,124.70
  4. Step 4: Simplify right side
    1,753,908.70x = 2,128,696,276,072.33
  5. Step 5: Solve for x
    x = 2,128,696,276,072.33/1,753,908.70
  6. Step 6: Final answer
    x = 1,213,687.05

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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.