Finding the Fourth Proportional to 5,700,870.81, 8,551,306.21 and 1,441,039.05
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Solution
The fourth proportional to 5,700,870.81, 8,551,306.21 and 1,441,039.05 is: 2,161,558.56
Step by Step Solution
- Step 1: Write the proportion equation
5,700,870.81 : 8,551,306.21 = 1,441,039.05 : x - Step 2: Convert to fraction form
5,700,870.81/8,551,306.21 = 1,441,039.05/x - Step 3: Cross multiply
5,700,870.81x = 8,551,306.21 × 1,441,039.05 - Step 4: Simplify right side
5,700,870.81x = 12,322,766,127,155.77 - Step 5: Solve for x
x = 12,322,766,127,155.77/5,700,870.81 - Step 6: Final answer
x = 2,161,558.56
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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.