Finding the Fourth Proportional to 3,931,324.10, 5,896,701.57 and 1,236,420.08
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Solution
The fourth proportional to 3,931,324.10, 5,896,701.57 and 1,236,420.08 is: 1,854,540.62
Step by Step Solution
- Step 1: Write the proportion equation
3,931,324.10 : 5,896,701.57 = 1,236,420.08 : x - Step 2: Convert to fraction form
3,931,324.10/5,896,701.57 = 1,236,420.08/x - Step 3: Cross multiply
3,931,324.10x = 5,896,701.57 × 1,236,420.08 - Step 4: Simplify right side
3,931,324.10x = 7,290,800,226,915.53 - Step 5: Solve for x
x = 7,290,800,226,915.53/3,931,324.10 - Step 6: Final answer
x = 1,854,540.62
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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.