Finding the Fourth Proportional to 2,013,554.18, 2,778,716.68 and 1,095,790.56
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Solution
The fourth proportional to 2,013,554.18, 2,778,716.68 and 1,095,790.56 is: 1,512,197.46
Step by Step Solution
- Step 1: Write the proportion equation
2,013,554.18 : 2,778,716.68 = 1,095,790.56 : x - Step 2: Convert to fraction form
2,013,554.18/2,778,716.68 = 1,095,790.56/x - Step 3: Cross multiply
2,013,554.18x = 2,778,716.68 × 1,095,790.56 - Step 4: Simplify right side
2,013,554.18x = 3,044,891,506,858.54 - Step 5: Solve for x
x = 3,044,891,506,858.54/2,013,554.18 - Step 6: Final answer
x = 1,512,197.46
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1.5x scale
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.