Finding the Fourth Proportional to 5,925,826.88, 8,178,304.74 and 3,347,673.76
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Solution
The fourth proportional to 5,925,826.88, 8,178,304.74 and 3,347,673.76 is: 4,620,164.70
Step by Step Solution
- Step 1: Write the proportion equation
5,925,826.88 : 8,178,304.74 = 3,347,673.76 : x - Step 2: Convert to fraction form
5,925,826.88/8,178,304.74 = 3,347,673.76/x - Step 3: Cross multiply
5,925,826.88x = 8,178,304.74 × 3,347,673.76 - Step 4: Simplify right side
5,925,826.88x = 27,378,296,179,381.62 - Step 5: Solve for x
x = 27,378,296,179,381.62/5,925,826.88 - Step 6: Final answer
x = 4,620,164.70
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1.5x scale
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.