Finding the Fourth Proportional to 4,235,811.62, 5,845,465.18 and 2,302,072.30
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Solution
The fourth proportional to 4,235,811.62, 5,845,465.18 and 2,302,072.30 is: 3,176,884.31
Step by Step Solution
- Step 1: Write the proportion equation
4,235,811.62 : 5,845,465.18 = 2,302,072.30 : x - Step 2: Convert to fraction form
4,235,811.62/5,845,465.18 = 2,302,072.30/x - Step 3: Cross multiply
4,235,811.62x = 5,845,465.18 × 2,302,072.30 - Step 4: Simplify right side
4,235,811.62x = 13,456,683,471,492.51 - Step 5: Solve for x
x = 13,456,683,471,492.51/4,235,811.62 - Step 6: Final answer
x = 3,176,884.31
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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.