Finding the Fourth Proportional to 2,880,701.74, 3,975,410.10 and 1,591,571.80
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Solution
The fourth proportional to 2,880,701.74, 3,975,410.10 and 1,591,571.80 is: 2,196,392.12
Step by Step Solution
- Step 1: Write the proportion equation
2,880,701.74 : 3,975,410.10 = 1,591,571.80 : x - Step 2: Convert to fraction form
2,880,701.74/3,975,410.10 = 1,591,571.80/x - Step 3: Cross multiply
2,880,701.74x = 3,975,410.10 × 1,591,571.80 - Step 4: Simplify right side
2,880,701.74x = 6,327,150,608,595.18 - Step 5: Solve for x
x = 6,327,150,608,595.18/2,880,701.74 - Step 6: Final answer
x = 2,196,392.12
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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.