Finding the Fourth Proportional to 4,028,651.29, 5,559,368.49 and 2,193,071.37
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Solution
The fourth proportional to 4,028,651.29, 5,559,368.49 and 2,193,071.37 is: 3,026,345.79
Step by Step Solution
- Step 1: Write the proportion equation
4,028,651.29 : 5,559,368.49 = 2,193,071.37 : x - Step 2: Convert to fraction form
4,028,651.29/5,559,368.49 = 2,193,071.37/x - Step 3: Cross multiply
4,028,651.29x = 5,559,368.49 × 2,193,071.37 - Step 4: Simplify right side
4,028,651.29x = 12,192,091,870,699.13 - Step 5: Solve for x
x = 12,192,091,870,699.13/4,028,651.29 - Step 6: Final answer
x = 3,026,345.79
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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.