Finding the Fourth Proportional to 4,508,863.92, 6,761,852.46 and 1,475,407.44
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Solution
The fourth proportional to 4,508,863.92, 6,761,852.46 and 1,475,407.44 is: 2,212,638.84
Step by Step Solution
- Step 1: Write the proportion equation
4,508,863.92 : 6,761,852.46 = 1,475,407.44 : x - Step 2: Convert to fraction form
4,508,863.92/6,761,852.46 = 1,475,407.44/x - Step 3: Cross multiply
4,508,863.92x = 6,761,852.46 × 1,475,407.44 - Step 4: Simplify right side
4,508,863.92x = 9,976,487,427,666.30 - Step 5: Solve for x
x = 9,976,487,427,666.30/4,508,863.92 - Step 6: Final answer
x = 2,212,638.84
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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.