Finding the Fourth Proportional to 3,748,817.52, 5,623,295.40 and 1,352,841.84
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Solution
The fourth proportional to 3,748,817.52, 5,623,295.40 and 1,352,841.84 is: 2,029,287.70
Step by Step Solution
- Step 1: Write the proportion equation
3,748,817.52 : 5,623,295.40 = 1,352,841.84 : x - Step 2: Convert to fraction form
3,748,817.52/5,623,295.40 = 1,352,841.84/x - Step 3: Cross multiply
3,748,817.52x = 5,623,295.40 × 1,352,841.84 - Step 4: Simplify right side
3,748,817.52x = 7,607,429,295,799.54 - Step 5: Solve for x
x = 7,607,429,295,799.54/3,748,817.52 - Step 6: Final answer
x = 2,029,287.70
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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.