Finding the Fourth Proportional to 4,127,269.32, 5,695,601.94 and 2,291,718.60
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Solution
The fourth proportional to 4,127,269.32, 5,695,601.94 and 2,291,718.60 is: 3,162,555.16
Step by Step Solution
- Step 1: Write the proportion equation
4,127,269.32 : 5,695,601.94 = 2,291,718.60 : x - Step 2: Convert to fraction form
4,127,269.32/5,695,601.94 = 2,291,718.60/x - Step 3: Cross multiply
4,127,269.32x = 5,695,601.94 × 2,291,718.60 - Step 4: Simplify right side
4,127,269.32x = 13,052,716,904,094.09 - Step 5: Solve for x
x = 13,052,716,904,094.09/4,127,269.32 - Step 6: Final answer
x = 3,162,555.16
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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.