Finding the Fourth Proportional to 4,267,513.32, 5,889,706.36 and 2,798,657.15
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Solution
The fourth proportional to 4,267,513.32, 5,889,706.36 and 2,798,657.15 is: 3,862,499.67
Step by Step Solution
- Step 1: Write the proportion equation
4,267,513.32 : 5,889,706.36 = 2,798,657.15 : x - Step 2: Convert to fraction form
4,267,513.32/5,889,706.36 = 2,798,657.15/x - Step 3: Cross multiply
4,267,513.32x = 5,889,706.36 × 2,798,657.15 - Step 4: Simplify right side
4,267,513.32x = 16,483,268,794,093.56 - Step 5: Solve for x
x = 16,483,268,794,093.56/4,267,513.32 - Step 6: Final answer
x = 3,862,499.67
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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.