Finding the Fourth Proportional to 1,556,468.57, 2,335,412.26 and 798,842.09
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Solution
The fourth proportional to 1,556,468.57, 2,335,412.26 and 798,842.09 is: 1,198,627.23
Step by Step Solution
- Step 1: Write the proportion equation
1,556,468.57 : 2,335,412.26 = 798,842.09 : x - Step 2: Convert to fraction form
1,556,468.57/2,335,412.26 = 798,842.09/x - Step 3: Cross multiply
1,556,468.57x = 2,335,412.26 × 798,842.09 - Step 4: Simplify right side
1,556,468.57x = 1,865,625,610,790.02 - Step 5: Solve for x
x = 1,865,625,610,790.02/1,556,468.57 - Step 6: Final answer
x = 1,198,627.23
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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.