Finding the Fourth Proportional to 5,073,626.48, 7,609,629.58 and 1,478,552.50
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Solution
The fourth proportional to 5,073,626.48, 7,609,629.58 and 1,478,552.50 is: 2,217,592.65
Step by Step Solution
- Step 1: Write the proportion equation
5,073,626.48 : 7,609,629.58 = 1,478,552.50 : x - Step 2: Convert to fraction form
5,073,626.48/7,609,629.58 = 1,478,552.50/x - Step 3: Cross multiply
5,073,626.48x = 7,609,629.58 × 1,478,552.50 - Step 4: Simplify right side
5,073,626.48x = 11,251,236,816,862.49 - Step 5: Solve for x
x = 11,251,236,816,862.49/5,073,626.48 - Step 6: Final answer
x = 2,217,592.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.