Finding the Fourth Proportional to 1,711,409.63, 2,361,655.47 and 936,891.98
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Solution
The fourth proportional to 1,711,409.63, 2,361,655.47 and 936,891.98 is: 1,292,861.77
Step by Step Solution
- Step 1: Write the proportion equation
1,711,409.63 : 2,361,655.47 = 936,891.98 : x - Step 2: Convert to fraction form
1,711,409.63/2,361,655.47 = 936,891.98/x - Step 3: Cross multiply
1,711,409.63x = 2,361,655.47 × 936,891.98 - Step 4: Simplify right side
1,711,409.63x = 2,212,616,069,927.41 - Step 5: Solve for x
x = 2,212,616,069,927.41/1,711,409.63 - Step 6: Final answer
x = 1,292,861.77
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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.