Finding the Fourth Proportional to 957,786.17, 1,437,614.18 and 791,005.55
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Solution
The fourth proportional to 957,786.17, 1,437,614.18 and 791,005.55 is: 1,187,280.45
Step by Step Solution
- Step 1: Write the proportion equation
957,786.17 : 1,437,614.18 = 791,005.55 : x - Step 2: Convert to fraction form
957,786.17/1,437,614.18 = 791,005.55/x - Step 3: Cross multiply
957,786.17x = 1,437,614.18 × 791,005.55 - Step 4: Simplify right side
957,786.17x = 1,137,160,789,928.14 - Step 5: Solve for x
x = 1,137,160,789,928.14/957,786.17 - Step 6: Final answer
x = 1,187,280.45
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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.