Finding the Fourth Proportional to 2,216,764.23, 3,325,245.45 and 679,649.05
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Solution
The fourth proportional to 2,216,764.23, 3,325,245.45 and 679,649.05 is: 1,019,503.96
Step by Step Solution
- Step 1: Write the proportion equation
2,216,764.23 : 3,325,245.45 = 679,649.05 : x - Step 2: Convert to fraction form
2,216,764.23/3,325,245.45 = 679,649.05/x - Step 3: Cross multiply
2,216,764.23x = 3,325,245.45 × 679,649.05 - Step 4: Simplify right side
2,216,764.23x = 2,259,999,924,936.68 - Step 5: Solve for x
x = 2,259,999,924,936.68/2,216,764.23 - Step 6: Final answer
x = 1,019,503.96
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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.