Finding the Fourth Proportional to 2,283,383.84, 3,151,173.44 and 1,264,788.48
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Solution
The fourth proportional to 2,283,383.84, 3,151,173.44 and 1,264,788.48 is: 1,745,465.57
Step by Step Solution
- Step 1: Write the proportion equation
2,283,383.84 : 3,151,173.44 = 1,264,788.48 : x - Step 2: Convert to fraction form
2,283,383.84/3,151,173.44 = 1,264,788.48/x - Step 3: Cross multiply
2,283,383.84x = 3,151,173.44 × 1,264,788.48 - Step 4: Simplify right side
2,283,383.84x = 3,985,567,865,393.97 - Step 5: Solve for x
x = 3,985,567,865,393.97/2,283,383.84 - Step 6: Final answer
x = 1,745,465.57
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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.