Finding the Fourth Proportional to 4,829,291.02, 6,662,968.26 and 2,894,845.78
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Solution
The fourth proportional to 4,829,291.02, 6,662,968.26 and 2,894,845.78 is: 3,994,015.99
Step by Step Solution
- Step 1: Write the proportion equation
4,829,291.02 : 6,662,968.26 = 2,894,845.78 : x - Step 2: Convert to fraction form
4,829,291.02/6,662,968.26 = 2,894,845.78/x - Step 3: Cross multiply
4,829,291.02x = 6,662,968.26 × 2,894,845.78 - Step 4: Simplify right side
4,829,291.02x = 19,288,265,549,734.94 - Step 5: Solve for x
x = 19,288,265,549,734.94/4,829,291.02 - Step 6: Final answer
x = 3,994,015.99
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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.