Finding the Fourth Proportional to 2,086,014.39, 2,878,562.79 and 1,168,033.08
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Solution
The fourth proportional to 2,086,014.39, 2,878,562.79 and 1,168,033.08 is: 1,611,808.90
Step by Step Solution
- Step 1: Write the proportion equation
2,086,014.39 : 2,878,562.79 = 1,168,033.08 : x - Step 2: Convert to fraction form
2,086,014.39/2,878,562.79 = 1,168,033.08/x - Step 3: Cross multiply
2,086,014.39x = 2,878,562.79 × 1,168,033.08 - Step 4: Simplify right side
2,086,014.39x = 3,362,256,561,577.09 - Step 5: Solve for x
x = 3,362,256,561,577.09/2,086,014.39 - Step 6: Final answer
x = 1,611,808.90
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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.