Finding the Fourth Proportional to 4,275,028.76, 6,416,864.13 and 3,791,878.70
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Solution
The fourth proportional to 4,275,028.76, 6,416,864.13 and 3,791,878.70 is: 5,691,650.70
Step by Step Solution
- Step 1: Write the proportion equation
4,275,028.76 : 6,416,864.13 = 3,791,878.70 : x - Step 2: Convert to fraction form
4,275,028.76/6,416,864.13 = 3,791,878.70/x - Step 3: Cross multiply
4,275,028.76x = 6,416,864.13 × 3,791,878.70 - Step 4: Simplify right side
4,275,028.76x = 24,331,970,415,341.03 - Step 5: Solve for x
x = 24,331,970,415,341.03/4,275,028.76 - Step 6: Final answer
x = 5,691,650.70
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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.