Finding the Fourth Proportional to 4,750,431.00, 6,561,042.88 and 3,126,089.90
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Solution
The fourth proportional to 4,750,431.00, 6,561,042.88 and 3,126,089.90 is: 4,317,589.27
Step by Step Solution
- Step 1: Write the proportion equation
4,750,431.00 : 6,561,042.88 = 3,126,089.90 : x - Step 2: Convert to fraction form
4,750,431.00/6,561,042.88 = 3,126,089.90/x - Step 3: Cross multiply
4,750,431.00x = 6,561,042.88 × 3,126,089.90 - Step 4: Simplify right side
4,750,431.00x = 20,510,409,895,083.71 - Step 5: Solve for x
x = 20,510,409,895,083.71/4,750,431.00 - Step 6: Final answer
x = 4,317,589.27
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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.