Finding the Fourth Proportional to 3,657,910.14, 5,487,040.26 and 1,766,242.62
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Solution
The fourth proportional to 3,657,910.14, 5,487,040.26 and 1,766,242.62 is: 2,649,448.45
Step by Step Solution
- Step 1: Write the proportion equation
3,657,910.14 : 5,487,040.26 = 1,766,242.62 : x - Step 2: Convert to fraction form
3,657,910.14/5,487,040.26 = 1,766,242.62/x - Step 3: Cross multiply
3,657,910.14x = 5,487,040.26 × 1,766,242.62 - Step 4: Simplify right side
3,657,910.14x = 9,691,444,364,867.88 - Step 5: Solve for x
x = 9,691,444,364,867.88/3,657,910.14 - Step 6: Final answer
x = 2,649,448.45
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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.