Finding the Fourth Proportional to 4,726,858.08, 7,088,799.84 and 1,531,242.80
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Solution
The fourth proportional to 4,726,858.08, 7,088,799.84 and 1,531,242.80 is: 2,296,382.40
Step by Step Solution
- Step 1: Write the proportion equation
4,726,858.08 : 7,088,799.84 = 1,531,242.80 : x - Step 2: Convert to fraction form
4,726,858.08/7,088,799.84 = 1,531,242.80/x - Step 3: Cross multiply
4,726,858.08x = 7,088,799.84 × 1,531,242.80 - Step 4: Simplify right side
4,726,858.08x = 10,854,673,715,641.15 - Step 5: Solve for x
x = 10,854,673,715,641.15/4,726,858.08 - Step 6: Final answer
x = 2,296,382.40
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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.