Finding the Fourth Proportional to 2,069,192.85, 2,853,868.46 and 1,344,274.08
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Solution
The fourth proportional to 2,069,192.85, 2,853,868.46 and 1,344,274.08 is: 1,854,047.29
Step by Step Solution
- Step 1: Write the proportion equation
2,069,192.85 : 2,853,868.46 = 1,344,274.08 : x - Step 2: Convert to fraction form
2,069,192.85/2,853,868.46 = 1,344,274.08/x - Step 3: Cross multiply
2,069,192.85x = 2,853,868.46 × 1,344,274.08 - Step 4: Simplify right side
2,069,192.85x = 3,836,381,391,786.15 - Step 5: Solve for x
x = 3,836,381,391,786.15/2,069,192.85 - Step 6: Final answer
x = 1,854,047.29
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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.