Finding the Fourth Proportional to 1,729,125.09, 2,386,699.38 and 1,004,298.62
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Solution
The fourth proportional to 1,729,125.09, 2,386,699.38 and 1,004,298.62 is: 1,386,226.42
Step by Step Solution
- Step 1: Write the proportion equation
1,729,125.09 : 2,386,699.38 = 1,004,298.62 : x - Step 2: Convert to fraction form
1,729,125.09/2,386,699.38 = 1,004,298.62/x - Step 3: Cross multiply
1,729,125.09x = 2,386,699.38 × 1,004,298.62 - Step 4: Simplify right side
1,729,125.09x = 2,396,958,881,755.36 - Step 5: Solve for x
x = 2,396,958,881,755.36/1,729,125.09 - Step 6: Final answer
x = 1,386,226.42
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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.