Finding the Fourth Proportional to 2,107,618.56, 3,161,430 and 986,474.88
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Solution
The fourth proportional to 2,107,618.56, 3,161,430 and 986,474.88 is: 1,479,713.33
Step by Step Solution
- Step 1: Write the proportion equation
2,107,618.56 : 3,161,430 = 986,474.88 : x - Step 2: Convert to fraction form
2,107,618.56/3,161,430 = 986,474.88/x - Step 3: Cross multiply
2,107,618.56x = 3,161,430 × 986,474.88 - Step 4: Simplify right side
2,107,618.56x = 3,118,671,279,878.40 - Step 5: Solve for x
x = 3,118,671,279,878.40/2,107,618.56 - Step 6: Final answer
x = 1,479,713.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.