Finding the Fourth Proportional to 6,253,538.58, 8,631,228.17 and 3,806,956.26
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Solution
The fourth proportional to 6,253,538.58, 8,631,228.17 and 3,806,956.26 is: 5,254,418.39
Step by Step Solution
- Step 1: Write the proportion equation
6,253,538.58 : 8,631,228.17 = 3,806,956.26 : x - Step 2: Convert to fraction form
6,253,538.58/8,631,228.17 = 3,806,956.26/x - Step 3: Cross multiply
6,253,538.58x = 8,631,228.17 × 3,806,956.26 - Step 4: Simplify right side
6,253,538.58x = 32,858,708,122,787.23 - Step 5: Solve for x
x = 32,858,708,122,787.23/6,253,538.58 - Step 6: Final answer
x = 5,254,418.39
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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.