Finding the Fourth Proportional to 5,734,743.48, 7,913,885 and 3,156,368.84
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Solution
The fourth proportional to 5,734,743.48, 7,913,885 and 3,156,368.84 is: 4,355,755.42
Step by Step Solution
- Step 1: Write the proportion equation
5,734,743.48 : 7,913,885 = 3,156,368.84 : x - Step 2: Convert to fraction form
5,734,743.48/7,913,885 = 3,156,368.84/x - Step 3: Cross multiply
5,734,743.48x = 7,913,885 × 3,156,368.84 - Step 4: Simplify right side
5,734,743.48x = 24,979,140,017,343.40 - Step 5: Solve for x
x = 24,979,140,017,343.40/5,734,743.48 - Step 6: Final answer
x = 4,355,755.42
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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.