Finding the Fourth Proportional to 2,117,826.99, 2,922,623.64 and 1,150,957.26
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Solution
The fourth proportional to 2,117,826.99, 2,922,623.64 and 1,150,957.26 is: 1,588,333.19
Step by Step Solution
- Step 1: Write the proportion equation
2,117,826.99 : 2,922,623.64 = 1,150,957.26 : x - Step 2: Convert to fraction form
2,117,826.99/2,922,623.64 = 1,150,957.26/x - Step 3: Cross multiply
2,117,826.99x = 2,922,623.64 × 1,150,957.26 - Step 4: Simplify right side
2,117,826.99x = 3,363,814,896,705.63 - Step 5: Solve for x
x = 3,363,814,896,705.63/2,117,826.99 - Step 6: Final answer
x = 1,588,333.19
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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.