Finding the Fourth Proportional to 2,382,124.05, 3,573,186.08 and 2,074,194.45
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Solution
The fourth proportional to 2,382,124.05, 3,573,186.08 and 2,074,194.45 is: 3,111,291.68
Step by Step Solution
- Step 1: Write the proportion equation
2,382,124.05 : 3,573,186.08 = 2,074,194.45 : x - Step 2: Convert to fraction form
2,382,124.05/3,573,186.08 = 2,074,194.45/x - Step 3: Cross multiply
2,382,124.05x = 3,573,186.08 × 2,074,194.45 - Step 4: Simplify right side
2,382,124.05x = 7,411,482,725,582.28 - Step 5: Solve for x
x = 7,411,482,725,582.28/2,382,124.05 - Step 6: Final answer
x = 3,111,291.68
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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.