Finding the Fourth Proportional to 1,665,119.37, 2,498,675.50 and 718,490.09
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Solution
The fourth proportional to 1,665,119.37, 2,498,675.50 and 718,490.09 is: 1,078,165.10
Step by Step Solution
- Step 1: Write the proportion equation
1,665,119.37 : 2,498,675.50 = 718,490.09 : x - Step 2: Convert to fraction form
1,665,119.37/2,498,675.50 = 718,490.09/x - Step 3: Cross multiply
1,665,119.37x = 2,498,675.50 × 718,490.09 - Step 4: Simplify right side
1,665,119.37x = 1,795,273,589,326.26 - Step 5: Solve for x
x = 1,795,273,589,326.26/1,665,119.37 - Step 6: Final answer
x = 1,078,165.10
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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.