Finding the Fourth Proportional to 1,517,923.09, 2,095,026.24 and 974,745.19
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Solution
The fourth proportional to 1,517,923.09, 2,095,026.24 and 974,745.19 is: 1,345,336.11
Step by Step Solution
- Step 1: Write the proportion equation
1,517,923.09 : 2,095,026.24 = 974,745.19 : x - Step 2: Convert to fraction form
1,517,923.09/2,095,026.24 = 974,745.19/x - Step 3: Cross multiply
1,517,923.09x = 2,095,026.24 × 974,745.19 - Step 4: Simplify right side
1,517,923.09x = 2,042,116,750,363.79 - Step 5: Solve for x
x = 2,042,116,750,363.79/1,517,923.09 - Step 6: Final answer
x = 1,345,336.11
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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.