Finding the Fourth Proportional to 3,552,991.80, 4,904,729.90 and 2,265,562.68
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Solution
The fourth proportional to 3,552,991.80, 4,904,729.90 and 2,265,562.68 is: 3,127,497.51
Step by Step Solution
- Step 1: Write the proportion equation
3,552,991.80 : 4,904,729.90 = 2,265,562.68 : x - Step 2: Convert to fraction form
3,552,991.80/4,904,729.90 = 2,265,562.68/x - Step 3: Cross multiply
3,552,991.80x = 4,904,729.90 × 2,265,562.68 - Step 4: Simplify right side
3,552,991.80x = 11,111,973,016,920.13 - Step 5: Solve for x
x = 11,111,973,016,920.13/3,552,991.80 - Step 6: Final answer
x = 3,127,497.51
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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.