Finding the Fourth Proportional to 2,879,426.44, 4,318,695.78 and 960,371.20
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Solution
The fourth proportional to 2,879,426.44, 4,318,695.78 and 960,371.20 is: 1,440,408.75
Step by Step Solution
- Step 1: Write the proportion equation
2,879,426.44 : 4,318,695.78 = 960,371.20 : x - Step 2: Convert to fraction form
2,879,426.44/4,318,695.78 = 960,371.20/x - Step 3: Cross multiply
2,879,426.44x = 4,318,695.78 × 960,371.20 - Step 4: Simplify right side
2,879,426.44x = 4,147,551,048,673.54 - Step 5: Solve for x
x = 4,147,551,048,673.54/2,879,426.44 - Step 6: Final answer
x = 1,440,408.75
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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.