Finding the Fourth Proportional to 3,799,483.05, 5,243,129.15 and 2,080,573.95
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Solution
The fourth proportional to 3,799,483.05, 5,243,129.15 and 2,080,573.95 is: 2,871,105.82
Step by Step Solution
- Step 1: Write the proportion equation
3,799,483.05 : 5,243,129.15 = 2,080,573.95 : x - Step 2: Convert to fraction form
3,799,483.05/5,243,129.15 = 2,080,573.95/x - Step 3: Cross multiply
3,799,483.05x = 5,243,129.15 × 2,080,573.95 - Step 4: Simplify right side
3,799,483.05x = 10,908,717,915,572.77 - Step 5: Solve for x
x = 10,908,717,915,572.77/3,799,483.05 - Step 6: Final answer
x = 2,871,105.82
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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.