Finding the Fourth Proportional to 1,966,260, 2,713,394.16 and 1,095,088.80
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Solution
The fourth proportional to 1,966,260, 2,713,394.16 and 1,095,088.80 is: 1,511,197.68
Step by Step Solution
- Step 1: Write the proportion equation
1,966,260 : 2,713,394.16 = 1,095,088.80 : x - Step 2: Convert to fraction form
1,966,260/2,713,394.16 = 1,095,088.80/x - Step 3: Cross multiply
1,966,260x = 2,713,394.16 × 1,095,088.80 - Step 4: Simplify right side
1,966,260x = 2,971,407,554,601.41 - Step 5: Solve for x
x = 2,971,407,554,601.41/1,966,260 - Step 6: Final answer
x = 1,511,197.68
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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.