Finding the Fourth Proportional to 1,845,385.29, 2,546,151.44 and 1,081,028.79
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Solution
The fourth proportional to 1,845,385.29, 2,546,151.44 and 1,081,028.79 is: 1,491,538.39
Step by Step Solution
- Step 1: Write the proportion equation
1,845,385.29 : 2,546,151.44 = 1,081,028.79 : x - Step 2: Convert to fraction form
1,845,385.29/2,546,151.44 = 1,081,028.79/x - Step 3: Cross multiply
1,845,385.29x = 2,546,151.44 × 1,081,028.79 - Step 4: Simplify right side
1,845,385.29x = 2,752,463,004,934.81 - Step 5: Solve for x
x = 2,752,463,004,934.81/1,845,385.29 - Step 6: Final answer
x = 1,491,538.39
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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.