Home / 1,291,754.31-1,935,859.99-817,593.27

Finding the Fourth Proportional to 1,291,754.31, 1,935,859.99 and 817,593.27

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Solution

The fourth proportional to 1,291,754.31, 1,935,859.99 and 817,593.27 is: 1,225,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,754.31 : 1,935,859.99 = 817,593.27 : x
  2. Step 2: Convert to fraction form
    1,291,754.31/1,935,859.99 = 817,593.27/x
  3. Step 3: Cross multiply
    1,291,754.31x = 1,935,859.99 × 817,593.27
  4. Step 4: Simplify right side
    1,291,754.31x = 1,582,746,099,486.27
  5. Step 5: Solve for x
    x = 1,582,746,099,486.27/1,291,754.31
  6. Step 6: Final answer
    x = 1,225,268.68

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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.