Finding the Fourth Proportional to 6,227,283.20, 8,592,586.55 and 3,613,188.02
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Solution
The fourth proportional to 6,227,283.20, 8,592,586.55 and 3,613,188.02 is: 4,985,581.95
Step by Step Solution
- Step 1: Write the proportion equation
6,227,283.20 : 8,592,586.55 = 3,613,188.02 : x - Step 2: Convert to fraction form
6,227,283.20/8,592,586.55 = 3,613,188.02/x - Step 3: Cross multiply
6,227,283.20x = 8,592,586.55 × 3,613,188.02 - Step 4: Simplify right side
6,227,283.20x = 31,046,630,749,343.17 - Step 5: Solve for x
x = 31,046,630,749,343.17/6,227,283.20 - Step 6: Final answer
x = 4,985,581.95
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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.