Finding the Fourth Proportional to 4,988,105.38, 7,484,134.48 and 2,593,460.26
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Solution
The fourth proportional to 4,988,105.38, 7,484,134.48 and 2,593,460.26 is: 3,891,217.98
Step by Step Solution
- Step 1: Write the proportion equation
4,988,105.38 : 7,484,134.48 = 2,593,460.26 : x - Step 2: Convert to fraction form
4,988,105.38/7,484,134.48 = 2,593,460.26/x - Step 3: Cross multiply
4,988,105.38x = 7,484,134.48 × 2,593,460.26 - Step 4: Simplify right side
4,988,105.38x = 19,409,805,354,375.77 - Step 5: Solve for x
x = 19,409,805,354,375.77/4,988,105.38 - Step 6: Final answer
x = 3,891,217.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.