Finding the Third Proportional to 1,809.84 and 4,422.09
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Solution
The third proportional to 1,809.84 and 4,422.09 is: 10,804.75
Step by Step Solution
- Step 1: Write the proportion equation
1,809.84 : 4,422.09 = 4,422.09 : x - Step 2: Convert to fraction form
1,809.84/4,422.09 = 4,422.09/x - Step 3: Cross multiply
1,809.84x = 4,422.09 × 4,422.09 - Step 4: Simplify right side
1,809.84x = 19,554,913.13 - Step 5: Solve for x
x = 19,554,913.13/1,809.84 - Step 6: Final answer
x = 10,804.75
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These problems maintain the same ratio (2.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.