Finding the Fourth Proportional to 4,126,833.54, 5,695,208.14 and 2,291,291.92
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Solution
The fourth proportional to 4,126,833.54, 5,695,208.14 and 2,291,291.92 is: 3,162,081.60
Step by Step Solution
- Step 1: Write the proportion equation
4,126,833.54 : 5,695,208.14 = 2,291,291.92 : x - Step 2: Convert to fraction form
4,126,833.54/5,695,208.14 = 2,291,291.92/x - Step 3: Cross multiply
4,126,833.54x = 5,695,208.14 × 2,291,291.92 - Step 4: Simplify right side
4,126,833.54x = 13,049,384,393,900.23 - Step 5: Solve for x
x = 13,049,384,393,900.23/4,126,833.54 - Step 6: Final answer
x = 3,162,081.60
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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.