Finding the Fourth Proportional to 1,806,756.94, 2,493,394.37 and 990,995.01
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Solution
The fourth proportional to 1,806,756.94, 2,493,394.37 and 990,995.01 is: 1,367,611.39
Step by Step Solution
- Step 1: Write the proportion equation
1,806,756.94 : 2,493,394.37 = 990,995.01 : x - Step 2: Convert to fraction form
1,806,756.94/2,493,394.37 = 990,995.01/x - Step 3: Cross multiply
1,806,756.94x = 2,493,394.37 × 990,995.01 - Step 4: Simplify right side
1,806,756.94x = 2,470,941,370,830.29 - Step 5: Solve for x
x = 2,470,941,370,830.29/1,806,756.94 - Step 6: Final answer
x = 1,367,611.39
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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.