Finding the Fourth Proportional to 2,359,946.08, 3,256,719.60 and 1,286,858.08
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Solution
The fourth proportional to 2,359,946.08, 3,256,719.60 and 1,286,858.08 is: 1,775,860.88
Step by Step Solution
- Step 1: Write the proportion equation
2,359,946.08 : 3,256,719.60 = 1,286,858.08 : x - Step 2: Convert to fraction form
2,359,946.08/3,256,719.60 = 1,286,858.08/x - Step 3: Cross multiply
2,359,946.08x = 3,256,719.60 × 1,286,858.08 - Step 4: Simplify right side
2,359,946.08x = 4,190,935,931,554.37 - Step 5: Solve for x
x = 4,190,935,931,554.37/2,359,946.08 - Step 6: Final answer
x = 1,775,860.88
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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.