Finding the Fourth Proportional to 2,184,731.09, 3,015,093.09 and 1,266,952.26
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Solution
The fourth proportional to 2,184,731.09, 3,015,093.09 and 1,266,952.26 is: 1,748,489.34
Step by Step Solution
- Step 1: Write the proportion equation
2,184,731.09 : 3,015,093.09 = 1,266,952.26 : x - Step 2: Convert to fraction form
2,184,731.09/3,015,093.09 = 1,266,952.26/x - Step 3: Cross multiply
2,184,731.09x = 3,015,093.09 × 1,266,952.26 - Step 4: Simplify right side
2,184,731.09x = 3,819,979,004,485.88 - Step 5: Solve for x
x = 3,819,979,004,485.88/2,184,731.09 - Step 6: Final answer
x = 1,748,489.34
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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.