Home / 2,309,299.62-3,186,944.55-1,276,788.30

Finding the Fourth Proportional to 2,309,299.62, 3,186,944.55 and 1,276,788.30

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Solution

The fourth proportional to 2,309,299.62, 3,186,944.55 and 1,276,788.30 is: 1,762,029.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,299.62 : 3,186,944.55 = 1,276,788.30 : x
  2. Step 2: Convert to fraction form
    2,309,299.62/3,186,944.55 = 1,276,788.30/x
  3. Step 3: Cross multiply
    2,309,299.62x = 3,186,944.55 × 1,276,788.30
  4. Step 4: Simplify right side
    2,309,299.62x = 4,069,053,514,188.77
  5. Step 5: Solve for x
    x = 4,069,053,514,188.77/2,309,299.62
  6. Step 6: Final answer
    x = 1,762,029.27

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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.