Finding the Fourth Proportional to 3,153,846.49, 4,352,309.90 and 1,703,541.92
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Solution
The fourth proportional to 3,153,846.49, 4,352,309.90 and 1,703,541.92 is: 2,350,888.79
Step by Step Solution
- Step 1: Write the proportion equation
3,153,846.49 : 4,352,309.90 = 1,703,541.92 : x - Step 2: Convert to fraction form
3,153,846.49/4,352,309.90 = 1,703,541.92/x - Step 3: Cross multiply
3,153,846.49x = 4,352,309.90 × 1,703,541.92 - Step 4: Simplify right side
3,153,846.49x = 7,414,342,339,590.03 - Step 5: Solve for x
x = 7,414,342,339,590.03/3,153,846.49 - Step 6: Final answer
x = 2,350,888.79
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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.