Finding the Fourth Proportional to 5,548,943.84, 8,323,228.14 and 1,954,616.85
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Solution
The fourth proportional to 5,548,943.84, 8,323,228.14 and 1,954,616.85 is: 2,931,859.19
Step by Step Solution
- Step 1: Write the proportion equation
5,548,943.84 : 8,323,228.14 = 1,954,616.85 : x - Step 2: Convert to fraction form
5,548,943.84/8,323,228.14 = 1,954,616.85/x - Step 3: Cross multiply
5,548,943.84x = 8,323,228.14 × 1,954,616.85 - Step 4: Simplify right side
5,548,943.84x = 16,268,721,968,838.16 - Step 5: Solve for x
x = 16,268,721,968,838.16/5,548,943.84 - Step 6: Final answer
x = 2,931,859.19
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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.