Finding the Fourth Proportional to 1,954,391.18, 2,697,170.69 and 1,095,228.23
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Solution
The fourth proportional to 1,954,391.18, 2,697,170.69 and 1,095,228.23 is: 1,511,477.08
Step by Step Solution
- Step 1: Write the proportion equation
1,954,391.18 : 2,697,170.69 = 1,095,228.23 : x - Step 2: Convert to fraction form
1,954,391.18/2,697,170.69 = 1,095,228.23/x - Step 3: Cross multiply
1,954,391.18x = 2,697,170.69 × 1,095,228.23 - Step 4: Simplify right side
1,954,391.18x = 2,954,017,475,340.44 - Step 5: Solve for x
x = 2,954,017,475,340.44/1,954,391.18 - Step 6: Final answer
x = 1,511,477.08
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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.