Finding the Fourth Proportional to 2,795,403.24, 3,857,605.68 and 1,555,007.52
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Solution
The fourth proportional to 2,795,403.24, 3,857,605.68 and 1,555,007.52 is: 2,145,882.12
Step by Step Solution
- Step 1: Write the proportion equation
2,795,403.24 : 3,857,605.68 = 1,555,007.52 : x - Step 2: Convert to fraction form
2,795,403.24/3,857,605.68 = 1,555,007.52/x - Step 3: Cross multiply
2,795,403.24x = 3,857,605.68 × 1,555,007.52 - Step 4: Simplify right side
2,795,403.24x = 5,998,605,841,594.71 - Step 5: Solve for x
x = 5,998,605,841,594.71/2,795,403.24 - Step 6: Final answer
x = 2,145,882.12
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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.