Finding the Fourth Proportional to 3,408,548.18, 4,699,541.95 and 2,182,838.56
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Solution
The fourth proportional to 3,408,548.18, 4,699,541.95 and 2,182,838.56 is: 3,009,592.60
Step by Step Solution
- Step 1: Write the proportion equation
3,408,548.18 : 4,699,541.95 = 2,182,838.56 : x - Step 2: Convert to fraction form
3,408,548.18/4,699,541.95 = 2,182,838.56/x - Step 3: Cross multiply
3,408,548.18x = 4,699,541.95 × 2,182,838.56 - Step 4: Simplify right side
3,408,548.18x = 10,258,341,365,591.64 - Step 5: Solve for x
x = 10,258,341,365,591.64/3,408,548.18 - Step 6: Final answer
x = 3,009,592.60
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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.