Finding the Fourth Proportional to 5,970,405.18, 8,238,589.95 and 3,490,205.70
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Solution
The fourth proportional to 5,970,405.18, 8,238,589.95 and 3,490,205.70 is: 4,816,151.12
Step by Step Solution
- Step 1: Write the proportion equation
5,970,405.18 : 8,238,589.95 = 3,490,205.70 : x - Step 2: Convert to fraction form
5,970,405.18/8,238,589.95 = 3,490,205.70/x - Step 3: Cross multiply
5,970,405.18x = 8,238,589.95 × 3,490,205.70 - Step 4: Simplify right side
5,970,405.18x = 28,754,373,603,452.72 - Step 5: Solve for x
x = 28,754,373,603,452.72/5,970,405.18 - Step 6: Final answer
x = 4,816,151.12
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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.