Finding the Fourth Proportional to 4,853,843.63, 7,283,547.35 and 1,974,679.09
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Solution
The fourth proportional to 4,853,843.63, 7,283,547.35 and 1,974,679.09 is: 2,963,150.39
Step by Step Solution
- Step 1: Write the proportion equation
4,853,843.63 : 7,283,547.35 = 1,974,679.09 : x - Step 2: Convert to fraction form
4,853,843.63/7,283,547.35 = 1,974,679.09/x - Step 3: Cross multiply
4,853,843.63x = 7,283,547.35 × 1,974,679.09 - Step 4: Simplify right side
4,853,843.63x = 14,382,668,634,092.08 - Step 5: Solve for x
x = 14,382,668,634,092.08/4,853,843.63 - Step 6: Final answer
x = 2,963,150.39
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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.