Finding the Fourth Proportional to 2,957,866.68, 4,081,858.74 and 1,599,739.68
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Solution
The fourth proportional to 2,957,866.68, 4,081,858.74 and 1,599,739.68 is: 2,207,642.23
Step by Step Solution
- Step 1: Write the proportion equation
2,957,866.68 : 4,081,858.74 = 1,599,739.68 : x - Step 2: Convert to fraction form
2,957,866.68/4,081,858.74 = 1,599,739.68/x - Step 3: Cross multiply
2,957,866.68x = 4,081,858.74 × 1,599,739.68 - Step 4: Simplify right side
2,957,866.68x = 6,529,911,394,532.80 - Step 5: Solve for x
x = 6,529,911,394,532.80/2,957,866.68 - Step 6: Final answer
x = 2,207,642.23
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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.