Finding the Fourth Proportional to 5,442,798.66, 8,164,198.26 and 1,657,364.10
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Solution
The fourth proportional to 5,442,798.66, 8,164,198.26 and 1,657,364.10 is: 2,486,046.23
Step by Step Solution
- Step 1: Write the proportion equation
5,442,798.66 : 8,164,198.26 = 1,657,364.10 : x - Step 2: Convert to fraction form
5,442,798.66/8,164,198.26 = 1,657,364.10/x - Step 3: Cross multiply
5,442,798.66x = 8,164,198.26 × 1,657,364.10 - Step 4: Simplify right side
5,442,798.66x = 13,531,049,101,406.47 - Step 5: Solve for x
x = 13,531,049,101,406.47/5,442,798.66 - Step 6: Final answer
x = 2,486,046.23
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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.