Finding the Fourth Proportional to 3,799,377.84, 5,243,149.80 and 2,057,065.68
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Solution
The fourth proportional to 3,799,377.84, 5,243,149.80 and 2,057,065.68 is: 2,838,755.18
Step by Step Solution
- Step 1: Write the proportion equation
3,799,377.84 : 5,243,149.80 = 2,057,065.68 : x - Step 2: Convert to fraction form
3,799,377.84/5,243,149.80 = 2,057,065.68/x - Step 3: Cross multiply
3,799,377.84x = 5,243,149.80 × 2,057,065.68 - Step 4: Simplify right side
3,799,377.84x = 10,785,503,508,678.86 - Step 5: Solve for x
x = 10,785,503,508,678.86/3,799,377.84 - Step 6: Final answer
x = 2,838,755.18
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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.