Home / 1,661,424.01-2,492,135.73-399,251.63

Finding the Fourth Proportional to 1,661,424.01, 2,492,135.73 and 399,251.63

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Solution

The fourth proportional to 1,661,424.01, 2,492,135.73 and 399,251.63 is: 598,877.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,424.01 : 2,492,135.73 = 399,251.63 : x
  2. Step 2: Convert to fraction form
    1,661,424.01/2,492,135.73 = 399,251.63/x
  3. Step 3: Cross multiply
    1,661,424.01x = 2,492,135.73 × 399,251.63
  4. Step 4: Simplify right side
    1,661,424.01x = 994,989,259,736.98
  5. Step 5: Solve for x
    x = 994,989,259,736.98/1,661,424.01
  6. Step 6: Final answer
    x = 598,877.38

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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.