Finding the Fourth Proportional to 1,676,403.09, 2,313,486.23 and 1,032,194.97
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Solution
The fourth proportional to 1,676,403.09, 2,313,486.23 and 1,032,194.97 is: 1,424,459.82
Step by Step Solution
- Step 1: Write the proportion equation
1,676,403.09 : 2,313,486.23 = 1,032,194.97 : x - Step 2: Convert to fraction form
1,676,403.09/2,313,486.23 = 1,032,194.97/x - Step 3: Cross multiply
1,676,403.09x = 2,313,486.23 × 1,032,194.97 - Step 4: Simplify right side
1,676,403.09x = 2,387,968,844,609.29 - Step 5: Solve for x
x = 2,387,968,844,609.29/1,676,403.09 - Step 6: Final answer
x = 1,424,459.82
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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.