Finding the Fourth Proportional to 2,880,876.08, 3,975,689.19 and 1,591,799.54
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Solution
The fourth proportional to 2,880,876.08, 3,975,689.19 and 1,591,799.54 is: 2,196,727.68
Step by Step Solution
- Step 1: Write the proportion equation
2,880,876.08 : 3,975,689.19 = 1,591,799.54 : x - Step 2: Convert to fraction form
2,880,876.08/3,975,689.19 = 1,591,799.54/x - Step 3: Cross multiply
2,880,876.08x = 3,975,689.19 × 1,591,799.54 - Step 4: Simplify right side
2,880,876.08x = 6,328,500,223,824.97 - Step 5: Solve for x
x = 6,328,500,223,824.97/2,880,876.08 - Step 6: Final answer
x = 2,196,727.68
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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.