Finding the Fourth Proportional to 3,465,277.48, 4,780,163.05 and 2,014,812.60
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Solution
The fourth proportional to 3,465,277.48, 4,780,163.05 and 2,014,812.60 is: 2,779,325.12
Step by Step Solution
- Step 1: Write the proportion equation
3,465,277.48 : 4,780,163.05 = 2,014,812.60 : x - Step 2: Convert to fraction form
3,465,277.48/4,780,163.05 = 2,014,812.60/x - Step 3: Cross multiply
3,465,277.48x = 4,780,163.05 × 2,014,812.60 - Step 4: Simplify right side
3,465,277.48x = 9,631,132,743,194.43 - Step 5: Solve for x
x = 9,631,132,743,194.43/3,465,277.48 - Step 6: Final answer
x = 2,779,325.12
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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.