Finding the Fourth Proportional to 4,068,689.40, 6,096,035.70 and 2,648,014.20
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Solution
The fourth proportional to 4,068,689.40, 6,096,035.70 and 2,648,014.20 is: 3,967,466.55
Step by Step Solution
- Step 1: Write the proportion equation
4,068,689.40 : 6,096,035.70 = 2,648,014.20 : x - Step 2: Convert to fraction form
4,068,689.40/6,096,035.70 = 2,648,014.20/x - Step 3: Cross multiply
4,068,689.40x = 6,096,035.70 × 2,648,014.20 - Step 4: Simplify right side
4,068,689.40x = 16,142,389,097,306.94 - Step 5: Solve for x
x = 16,142,389,097,306.94/4,068,689.40 - Step 6: Final answer
x = 3,967,466.55
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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.