Finding the Fourth Proportional to 3,515,465.07, 4,851,379.85 and 2,065,221.63
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Solution
The fourth proportional to 3,515,465.07, 4,851,379.85 and 2,065,221.63 is: 2,850,028.20
Step by Step Solution
- Step 1: Write the proportion equation
3,515,465.07 : 4,851,379.85 = 2,065,221.63 : x - Step 2: Convert to fraction form
3,515,465.07/4,851,379.85 = 2,065,221.63/x - Step 3: Cross multiply
3,515,465.07x = 4,851,379.85 × 2,065,221.63 - Step 4: Simplify right side
3,515,465.07x = 10,019,174,591,240.05 - Step 5: Solve for x
x = 10,019,174,591,240.05/3,515,465.07 - Step 6: Final answer
x = 2,850,028.20
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1.5x scale
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.