Finding the Fourth Proportional to 2,883,639.36, 3,979,261.76 and 1,594,402.24
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Solution
The fourth proportional to 2,883,639.36, 3,979,261.76 and 1,594,402.24 is: 2,200,186.32
Step by Step Solution
- Step 1: Write the proportion equation
2,883,639.36 : 3,979,261.76 = 1,594,402.24 : x - Step 2: Convert to fraction form
2,883,639.36/3,979,261.76 = 1,594,402.24/x - Step 3: Cross multiply
2,883,639.36x = 3,979,261.76 × 1,594,402.24 - Step 4: Simplify right side
2,883,639.36x = 6,344,543,863,690.34 - Step 5: Solve for x
x = 6,344,543,863,690.34/2,883,639.36 - Step 6: Final answer
x = 2,200,186.32
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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.