Finding the Fourth Proportional to 2,517,873.92, 3,777,927.36 and 1,319,511.36
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Solution
The fourth proportional to 2,517,873.92, 3,777,927.36 and 1,319,511.36 is: 1,979,852.14
Step by Step Solution
- Step 1: Write the proportion equation
2,517,873.92 : 3,777,927.36 = 1,319,511.36 : x - Step 2: Convert to fraction form
2,517,873.92/3,777,927.36 = 1,319,511.36/x - Step 3: Cross multiply
2,517,873.92x = 3,777,927.36 × 1,319,511.36 - Step 4: Simplify right side
2,517,873.92x = 4,985,018,068,774.81 - Step 5: Solve for x
x = 4,985,018,068,774.81/2,517,873.92 - Step 6: Final answer
x = 1,979,852.14
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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.