Finding the Fourth Proportional to 3,077,729.58, 4,247,486.76 and 1,701,043.68
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Solution
The fourth proportional to 3,077,729.58, 4,247,486.76 and 1,701,043.68 is: 2,347,561.84
Step by Step Solution
- Step 1: Write the proportion equation
3,077,729.58 : 4,247,486.76 = 1,701,043.68 : x - Step 2: Convert to fraction form
3,077,729.58/4,247,486.76 = 1,701,043.68/x - Step 3: Cross multiply
3,077,729.58x = 4,247,486.76 × 1,701,043.68 - Step 4: Simplify right side
3,077,729.58x = 7,225,160,508,981.68 - Step 5: Solve for x
x = 7,225,160,508,981.68/3,077,729.58 - Step 6: Final answer
x = 2,347,561.84
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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.