Finding the Fourth Proportional to 6,386,553.09, 9,581,296.64 and 1,837,639.58
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Solution
The fourth proportional to 6,386,553.09, 9,581,296.64 and 1,837,639.58 is: 2,756,881.47
Step by Step Solution
- Step 1: Write the proportion equation
6,386,553.09 : 9,581,296.64 = 1,837,639.58 : x - Step 2: Convert to fraction form
6,386,553.09/9,581,296.64 = 1,837,639.58/x - Step 3: Cross multiply
6,386,553.09x = 9,581,296.64 × 1,837,639.58 - Step 4: Simplify right side
6,386,553.09x = 17,606,969,876,290.33 - Step 5: Solve for x
x = 17,606,969,876,290.33/6,386,553.09 - Step 6: Final answer
x = 2,756,881.47
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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.