Finding the Fourth Proportional to 4,540,428.27, 6,810,617.80 and 1,946,351.03
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Solution
The fourth proportional to 4,540,428.27, 6,810,617.80 and 1,946,351.03 is: 2,919,515.99
Step by Step Solution
- Step 1: Write the proportion equation
4,540,428.27 : 6,810,617.80 = 1,946,351.03 : x - Step 2: Convert to fraction form
4,540,428.27/6,810,617.80 = 1,946,351.03/x - Step 3: Cross multiply
4,540,428.27x = 6,810,617.80 × 1,946,351.03 - Step 4: Simplify right side
4,540,428.27x = 13,255,852,938,346.18 - Step 5: Solve for x
x = 13,255,852,938,346.18/4,540,428.27 - Step 6: Final answer
x = 2,919,515.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.