Finding the Fourth Proportional to 1,752,716.34, 2,418,772.05 and 988,767.54
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Solution
The fourth proportional to 1,752,716.34, 2,418,772.05 and 988,767.54 is: 1,364,512.46
Step by Step Solution
- Step 1: Write the proportion equation
1,752,716.34 : 2,418,772.05 = 988,767.54 : x - Step 2: Convert to fraction form
1,752,716.34/2,418,772.05 = 988,767.54/x - Step 3: Cross multiply
1,752,716.34x = 2,418,772.05 × 988,767.54 - Step 4: Simplify right side
1,752,716.34x = 2,391,603,289,699.26 - Step 5: Solve for x
x = 2,391,603,289,699.26/1,752,716.34 - Step 6: Final answer
x = 1,364,512.46
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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.