Finding the Fourth Proportional to 2,738,099.85, 3,778,719.35 and 1,576,718.49
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Solution
The fourth proportional to 2,738,099.85, 3,778,719.35 and 1,576,718.49 is: 2,175,953.03
Step by Step Solution
- Step 1: Write the proportion equation
2,738,099.85 : 3,778,719.35 = 1,576,718.49 : x - Step 2: Convert to fraction form
2,738,099.85/3,778,719.35 = 1,576,718.49/x - Step 3: Cross multiply
2,738,099.85x = 3,778,719.35 × 1,576,718.49 - Step 4: Simplify right side
2,738,099.85x = 5,957,976,659,782.19 - Step 5: Solve for x
x = 5,957,976,659,782.19/2,738,099.85 - Step 6: Final answer
x = 2,175,953.03
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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.