Finding the Fourth Proportional to 2,083,366.76, 2,875,157.79 and 1,165,541.15
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Solution
The fourth proportional to 2,083,366.76, 2,875,157.79 and 1,165,541.15 is: 1,608,509.26
Step by Step Solution
- Step 1: Write the proportion equation
2,083,366.76 : 2,875,157.79 = 1,165,541.15 : x - Step 2: Convert to fraction form
2,083,366.76/2,875,157.79 = 1,165,541.15/x - Step 3: Cross multiply
2,083,366.76x = 2,875,157.79 × 1,165,541.15 - Step 4: Simplify right side
2,083,366.76x = 3,351,114,719,805.17 - Step 5: Solve for x
x = 3,351,114,719,805.17/2,083,366.76 - Step 6: Final answer
x = 1,608,509.26
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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.