Finding the Fourth Proportional to 2,250,998.26, 3,106,379.23 and 1,218,502.80
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Solution
The fourth proportional to 2,250,998.26, 3,106,379.23 and 1,218,502.80 is: 1,681,534.75
Step by Step Solution
- Step 1: Write the proportion equation
2,250,998.26 : 3,106,379.23 = 1,218,502.80 : x - Step 2: Convert to fraction form
2,250,998.26/3,106,379.23 = 1,218,502.80/x - Step 3: Cross multiply
2,250,998.26x = 3,106,379.23 × 1,218,502.80 - Step 4: Simplify right side
2,250,998.26x = 3,785,131,786,570.59 - Step 5: Solve for x
x = 3,785,131,786,570.59/2,250,998.26 - Step 6: Final answer
x = 1,681,534.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.