Finding the Fourth Proportional to 4,949,062.88, 7,427,580.06 and 2,553,592.52
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Solution
The fourth proportional to 4,949,062.88, 7,427,580.06 and 2,553,592.52 is: 3,832,445.32
Step by Step Solution
- Step 1: Write the proportion equation
4,949,062.88 : 7,427,580.06 = 2,553,592.52 : x - Step 2: Convert to fraction form
4,949,062.88/7,427,580.06 = 2,553,592.52/x - Step 3: Cross multiply
4,949,062.88x = 7,427,580.06 × 2,553,592.52 - Step 4: Simplify right side
4,949,062.88x = 18,967,012,882,917.15 - Step 5: Solve for x
x = 18,967,012,882,917.15/4,949,062.88 - Step 6: Final answer
x = 3,832,445.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.