Finding the Fourth Proportional to 3,556,694.58, 5,335,045.68 and 1,664,764.62
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Solution
The fourth proportional to 3,556,694.58, 5,335,045.68 and 1,664,764.62 is: 2,497,148.71
Step by Step Solution
- Step 1: Write the proportion equation
3,556,694.58 : 5,335,045.68 = 1,664,764.62 : x - Step 2: Convert to fraction form
3,556,694.58/5,335,045.68 = 1,664,764.62/x - Step 3: Cross multiply
3,556,694.58x = 5,335,045.68 × 1,664,764.62 - Step 4: Simplify right side
3,556,694.58x = 8,881,595,294,147.84 - Step 5: Solve for x
x = 8,881,595,294,147.84/3,556,694.58 - Step 6: Final answer
x = 2,497,148.71
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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.