Finding the Fourth Proportional to 3,837,343.65, 5,754,089.98 and 1,277,656.98
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Solution
The fourth proportional to 3,837,343.65, 5,754,089.98 and 1,277,656.98 is: 1,915,844.37
Step by Step Solution
- Step 1: Write the proportion equation
3,837,343.65 : 5,754,089.98 = 1,277,656.98 : x - Step 2: Convert to fraction form
3,837,343.65/5,754,089.98 = 1,277,656.98/x - Step 3: Cross multiply
3,837,343.65x = 5,754,089.98 × 1,277,656.98 - Step 4: Simplify right side
3,837,343.65x = 7,351,753,206,514.30 - Step 5: Solve for x
x = 7,351,753,206,514.30/3,837,343.65 - Step 6: Final answer
x = 1,915,844.37
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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.