Finding the Fourth Proportional to 4,775,837.16, 7,157,776.35 and 3,760,950.75
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Solution
The fourth proportional to 4,775,837.16, 7,157,776.35 and 3,760,950.75 is: 5,636,717.38
Step by Step Solution
- Step 1: Write the proportion equation
4,775,837.16 : 7,157,776.35 = 3,760,950.75 : x - Step 2: Convert to fraction form
4,775,837.16/7,157,776.35 = 3,760,950.75/x - Step 3: Cross multiply
4,775,837.16x = 7,157,776.35 × 3,760,950.75 - Step 4: Simplify right side
4,775,837.16x = 26,920,044,331,864.76 - Step 5: Solve for x
x = 26,920,044,331,864.76/4,775,837.16 - Step 6: Final answer
x = 5,636,717.38
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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.