Finding the Fourth Proportional to 4,791,794.19, 6,612,625.83 and 2,616,330.60
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Solution
The fourth proportional to 4,791,794.19, 6,612,625.83 and 2,616,330.60 is: 3,610,508.84
Step by Step Solution
- Step 1: Write the proportion equation
4,791,794.19 : 6,612,625.83 = 2,616,330.60 : x - Step 2: Convert to fraction form
4,791,794.19/6,612,625.83 = 2,616,330.60/x - Step 3: Cross multiply
4,791,794.19x = 6,612,625.83 × 2,616,330.60 - Step 4: Simplify right side
4,791,794.19x = 17,300,815,305,379.40 - Step 5: Solve for x
x = 17,300,815,305,379.40/4,791,794.19 - Step 6: Final answer
x = 3,610,508.84
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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.