Finding the Third Proportional to 830,918.25 and 1,807,421.98
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Solution
The third proportional to 830,918.25 and 1,807,421.98 is: 3,931,522.99
Step by Step Solution
- Step 1: Write the proportion equation
830,918.25 : 1,807,421.98 = 1,807,421.98 : x - Step 2: Convert to fraction form
830,918.25/1,807,421.98 = 1,807,421.98/x - Step 3: Cross multiply
830,918.25x = 1,807,421.98 × 1,807,421.98 - Step 4: Simplify right side
830,918.25x = 3,266,774,201,361.09 - Step 5: Solve for x
x = 3,266,774,201,361.09/830,918.25 - Step 6: Final answer
x = 3,931,522.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.