Finding the Fourth Proportional to 2,385,742.14, 3,292,414.71 and 1,367,343.42
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Solution
The fourth proportional to 2,385,742.14, 3,292,414.71 and 1,367,343.42 is: 1,886,985.82
Step by Step Solution
- Step 1: Write the proportion equation
2,385,742.14 : 3,292,414.71 = 1,367,343.42 : x - Step 2: Convert to fraction form
2,385,742.14/3,292,414.71 = 1,367,343.42/x - Step 3: Cross multiply
2,385,742.14x = 3,292,414.71 × 1,367,343.42 - Step 4: Simplify right side
2,385,742.14x = 4,501,861,589,629.71 - Step 5: Solve for x
x = 4,501,861,589,629.71/2,385,742.14 - Step 6: Final answer
x = 1,886,985.82
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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.