Finding the Fourth Proportional to 6,272,954.74, 8,656,826.81 and 3,519,845.79
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Solution
The fourth proportional to 6,272,954.74, 8,656,826.81 and 3,519,845.79 is: 4,857,470.95
Step by Step Solution
- Step 1: Write the proportion equation
6,272,954.74 : 8,656,826.81 = 3,519,845.79 : x - Step 2: Convert to fraction form
6,272,954.74/8,656,826.81 = 3,519,845.79/x - Step 3: Cross multiply
6,272,954.74x = 8,656,826.81 × 3,519,845.79 - Step 4: Simplify right side
6,272,954.74x = 30,470,695,434,498.04 - Step 5: Solve for x
x = 30,470,695,434,498.04/6,272,954.74 - Step 6: Final answer
x = 4,857,470.95
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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.