Finding the Fourth Proportional to 2,435,543.95, 3,361,057.19 and 1,347,890.53
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Solution
The fourth proportional to 2,435,543.95, 3,361,057.19 and 1,347,890.53 is: 1,860,092.55
Step by Step Solution
- Step 1: Write the proportion equation
2,435,543.95 : 3,361,057.19 = 1,347,890.53 : x - Step 2: Convert to fraction form
2,435,543.95/3,361,057.19 = 1,347,890.53/x - Step 3: Cross multiply
2,435,543.95x = 3,361,057.19 × 1,347,890.53 - Step 4: Simplify right side
2,435,543.95x = 4,530,337,157,189.41 - Step 5: Solve for x
x = 4,530,337,157,189.41/2,435,543.95 - Step 6: Final answer
x = 1,860,092.55
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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.