Finding the Fourth Proportional to 4,629,570.18, 6,390,483.84 and 3,768,635.76
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Solution
The fourth proportional to 4,629,570.18, 6,390,483.84 and 3,768,635.76 is: 5,202,082.48
Step by Step Solution
- Step 1: Write the proportion equation
4,629,570.18 : 6,390,483.84 = 3,768,635.76 : x - Step 2: Convert to fraction form
4,629,570.18/6,390,483.84 = 3,768,635.76/x - Step 3: Cross multiply
4,629,570.18x = 6,390,483.84 × 3,768,635.76 - Step 4: Simplify right side
4,629,570.18x = 24,083,405,923,126.12 - Step 5: Solve for x
x = 24,083,405,923,126.12/4,629,570.18 - Step 6: Final answer
x = 5,202,082.48
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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.