Finding the Fourth Proportional to 2,206,697.40, 3,045,245.09 and 1,239,827.13
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Solution
The fourth proportional to 2,206,697.40, 3,045,245.09 and 1,239,827.13 is: 1,710,962.94
Step by Step Solution
- Step 1: Write the proportion equation
2,206,697.40 : 3,045,245.09 = 1,239,827.13 : x - Step 2: Convert to fraction form
2,206,697.40/3,045,245.09 = 1,239,827.13/x - Step 3: Cross multiply
2,206,697.40x = 3,045,245.09 × 1,239,827.13 - Step 4: Simplify right side
2,206,697.40x = 3,775,577,473,882.16 - Step 5: Solve for x
x = 3,775,577,473,882.16/2,206,697.40 - Step 6: Final answer
x = 1,710,962.94
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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.