Finding the Fourth Proportional to 1,593,182.80, 2,199,405 and 1,079,649.68
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Solution
The fourth proportional to 1,593,182.80, 2,199,405 and 1,079,649.68 is: 1,490,467.32
Step by Step Solution
- Step 1: Write the proportion equation
1,593,182.80 : 2,199,405 = 1,079,649.68 : x - Step 2: Convert to fraction form
1,593,182.80/2,199,405 = 1,079,649.68/x - Step 3: Cross multiply
1,593,182.80x = 2,199,405 × 1,079,649.68 - Step 4: Simplify right side
1,593,182.80x = 2,374,586,904,440.40 - Step 5: Solve for x
x = 2,374,586,904,440.40/1,593,182.80 - Step 6: Final answer
x = 1,490,467.32
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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.