Home / 1,321,224.86-1,823,418.29-740,546.63

Finding the Fourth Proportional to 1,321,224.86, 1,823,418.29 and 740,546.63

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Solution

The fourth proportional to 1,321,224.86, 1,823,418.29 and 740,546.63 is: 1,022,026.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,224.86 : 1,823,418.29 = 740,546.63 : x
  2. Step 2: Convert to fraction form
    1,321,224.86/1,823,418.29 = 740,546.63/x
  3. Step 3: Cross multiply
    1,321,224.86x = 1,823,418.29 × 740,546.63
  4. Step 4: Simplify right side
    1,321,224.86x = 1,350,326,266,037.13
  5. Step 5: Solve for x
    x = 1,350,326,266,037.13/1,321,224.86
  6. Step 6: Final answer
    x = 1,022,026.08

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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.