Finding the Fourth Proportional to 3,186,411.84, 4,397,192.55 and 1,736,117.73
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Solution
The fourth proportional to 3,186,411.84, 4,397,192.55 and 1,736,117.73 is: 2,395,812.07
Step by Step Solution
- Step 1: Write the proportion equation
3,186,411.84 : 4,397,192.55 = 1,736,117.73 : x - Step 2: Convert to fraction form
3,186,411.84/4,397,192.55 = 1,736,117.73/x - Step 3: Cross multiply
3,186,411.84x = 4,397,192.55 × 1,736,117.73 - Step 4: Simplify right side
3,186,411.84x = 7,634,043,948,278.91 - Step 5: Solve for x
x = 7,634,043,948,278.91/3,186,411.84 - Step 6: Final answer
x = 2,395,812.07
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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.