Finding the Fourth Proportional to 4,330,679.92, 6,493,067.40 and 2,196,649.06
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Solution
The fourth proportional to 4,330,679.92, 6,493,067.40 and 2,196,649.06 is: 3,293,476.00
Step by Step Solution
- Step 1: Write the proportion equation
4,330,679.92 : 6,493,067.40 = 2,196,649.06 : x - Step 2: Convert to fraction form
4,330,679.92/6,493,067.40 = 2,196,649.06/x - Step 3: Cross multiply
4,330,679.92x = 6,493,067.40 × 2,196,649.06 - Step 4: Simplify right side
4,330,679.92x = 14,262,990,400,726.64 - Step 5: Solve for x
x = 14,262,990,400,726.64/4,330,679.92 - Step 6: Final answer
x = 3,293,476.00
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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.