Home / 3,944,153.64-5,916,997.27-1,515,129.28

Finding the Fourth Proportional to 3,944,153.64, 5,916,997.27 and 1,515,129.28

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Solution

The fourth proportional to 3,944,153.64, 5,916,997.27 and 1,515,129.28 is: 2,272,988.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944,153.64 : 5,916,997.27 = 1,515,129.28 : x
  2. Step 2: Convert to fraction form
    3,944,153.64/5,916,997.27 = 1,515,129.28/x
  3. Step 3: Cross multiply
    3,944,153.64x = 5,916,997.27 × 1,515,129.28
  4. Step 4: Simplify right side
    3,944,153.64x = 8,965,015,813,457.07
  5. Step 5: Solve for x
    x = 8,965,015,813,457.07/3,944,153.64
  6. Step 6: Final answer
    x = 2,272,988.49

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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.