Finding the Fourth Proportional to 3,595,901.09, 5,393,814.71 and 2,078,618.58
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Solution
The fourth proportional to 3,595,901.09, 5,393,814.71 and 2,078,618.58 is: 3,117,906.53
Step by Step Solution
- Step 1: Write the proportion equation
3,595,901.09 : 5,393,814.71 = 2,078,618.58 : x - Step 2: Convert to fraction form
3,595,901.09/5,393,814.71 = 2,078,618.58/x - Step 3: Cross multiply
3,595,901.09x = 5,393,814.71 × 2,078,618.58 - Step 4: Simplify right side
3,595,901.09x = 11,211,683,462,890.22 - Step 5: Solve for x
x = 11,211,683,462,890.22/3,595,901.09 - Step 6: Final answer
x = 3,117,906.53
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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.