Finding the Fourth Proportional to 2,915,778.95, 4,373,649.95 and 995,763.79
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Solution
The fourth proportional to 2,915,778.95, 4,373,649.95 and 995,763.79 is: 1,493,639.37
Step by Step Solution
- Step 1: Write the proportion equation
2,915,778.95 : 4,373,649.95 = 995,763.79 : x - Step 2: Convert to fraction form
2,915,778.95/4,373,649.95 = 995,763.79/x - Step 3: Cross multiply
2,915,778.95x = 4,373,649.95 × 995,763.79 - Step 4: Simplify right side
2,915,778.95x = 4,355,122,228,477.06 - Step 5: Solve for x
x = 4,355,122,228,477.06/2,915,778.95 - Step 6: Final answer
x = 1,493,639.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.