Home / 1,376,997.37-2,065,846.48-808,858.91

Finding the Fourth Proportional to 1,376,997.37, 2,065,846.48 and 808,858.91

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Solution

The fourth proportional to 1,376,997.37, 2,065,846.48 and 808,858.91 is: 1,213,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,997.37 : 2,065,846.48 = 808,858.91 : x
  2. Step 2: Convert to fraction form
    1,376,997.37/2,065,846.48 = 808,858.91/x
  3. Step 3: Cross multiply
    1,376,997.37x = 2,065,846.48 × 808,858.91
  4. Step 4: Simplify right side
    1,376,997.37x = 1,670,978,335,182.61
  5. Step 5: Solve for x
    x = 1,670,978,335,182.61/1,376,997.37
  6. Step 6: Final answer
    x = 1,213,494.21

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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.