Finding the Fourth Proportional to 3,531,112.06, 5,292,993.92 and 1,636,295.26
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Solution
The fourth proportional to 3,531,112.06, 5,292,993.92 and 1,636,295.26 is: 2,452,740.30
Step by Step Solution
- Step 1: Write the proportion equation
3,531,112.06 : 5,292,993.92 = 1,636,295.26 : x - Step 2: Convert to fraction form
3,531,112.06/5,292,993.92 = 1,636,295.26/x - Step 3: Cross multiply
3,531,112.06x = 5,292,993.92 × 1,636,295.26 - Step 4: Simplify right side
3,531,112.06x = 8,660,900,862,504.82 - Step 5: Solve for x
x = 8,660,900,862,504.82/3,531,112.06 - Step 6: Final answer
x = 2,452,740.30
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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.