Finding the Fourth Proportional to 6,107,629.84, 9,161,438.68 and 1,558,678.76
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Solution
The fourth proportional to 6,107,629.84, 9,161,438.68 and 1,558,678.76 is: 2,338,016.59
Step by Step Solution
- Step 1: Write the proportion equation
6,107,629.84 : 9,161,438.68 = 1,558,678.76 : x - Step 2: Convert to fraction form
6,107,629.84/9,161,438.68 = 1,558,678.76/x - Step 3: Cross multiply
6,107,629.84x = 9,161,438.68 × 1,558,678.76 - Step 4: Simplify right side
6,107,629.84x = 14,279,739,881,558.44 - Step 5: Solve for x
x = 14,279,739,881,558.44/6,107,629.84 - Step 6: Final answer
x = 2,338,016.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.