Finding the Fourth Proportional to 3,703,424.42, 5,553,983.66 and 1,306,707.53
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Solution
The fourth proportional to 3,703,424.42, 5,553,983.66 and 1,306,707.53 is: 1,959,654.47
Step by Step Solution
- Step 1: Write the proportion equation
3,703,424.42 : 5,553,983.66 = 1,306,707.53 : x - Step 2: Convert to fraction form
3,703,424.42/5,553,983.66 = 1,306,707.53/x - Step 3: Cross multiply
3,703,424.42x = 5,553,983.66 × 1,306,707.53 - Step 4: Simplify right side
3,703,424.42x = 7,257,432,235,715.50 - Step 5: Solve for x
x = 7,257,432,235,715.50/3,703,424.42 - Step 6: Final answer
x = 1,959,654.47
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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.