Finding the Fourth Proportional to 2,408,194.80, 3,324,368.48 and 1,685,877.90
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Solution
The fourth proportional to 2,408,194.80, 3,324,368.48 and 1,685,877.90 is: 2,327,253.32
Step by Step Solution
- Step 1: Write the proportion equation
2,408,194.80 : 3,324,368.48 = 1,685,877.90 : x - Step 2: Convert to fraction form
2,408,194.80/3,324,368.48 = 1,685,877.90/x - Step 3: Cross multiply
2,408,194.80x = 3,324,368.48 × 1,685,877.90 - Step 4: Simplify right side
2,408,194.80x = 5,604,479,343,459.20 - Step 5: Solve for x
x = 5,604,479,343,459.20/2,408,194.80 - Step 6: Final answer
x = 2,327,253.32
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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.