Finding the Fourth Proportional to 2,555,798.09, 3,527,011.44 and 1,394,269.18
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Solution
The fourth proportional to 2,555,798.09, 3,527,011.44 and 1,394,269.18 is: 1,924,096.96
Step by Step Solution
- Step 1: Write the proportion equation
2,555,798.09 : 3,527,011.44 = 1,394,269.18 : x - Step 2: Convert to fraction form
2,555,798.09/3,527,011.44 = 1,394,269.18/x - Step 3: Cross multiply
2,555,798.09x = 3,527,011.44 × 1,394,269.18 - Step 4: Simplify right side
2,555,798.09x = 4,917,603,353,322.99 - Step 5: Solve for x
x = 4,917,603,353,322.99/2,555,798.09 - Step 6: Final answer
x = 1,924,096.96
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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.