Finding the Fourth Proportional to 5,198,276.80, 7,790,605.80 and 2,497,227.92
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Solution
The fourth proportional to 5,198,276.80, 7,790,605.80 and 2,497,227.92 is: 3,742,570.68
Step by Step Solution
- Step 1: Write the proportion equation
5,198,276.80 : 7,790,605.80 = 2,497,227.92 : x - Step 2: Convert to fraction form
5,198,276.80/7,790,605.80 = 2,497,227.92/x - Step 3: Cross multiply
5,198,276.80x = 7,790,605.80 × 2,497,227.92 - Step 4: Simplify right side
5,198,276.80x = 19,454,918,317,473.93 - Step 5: Solve for x
x = 19,454,918,317,473.93/5,198,276.80 - Step 6: Final answer
x = 3,742,570.68
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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.