Finding the Fourth Proportional to 3,260,217.15, 4,890,889.41 and 1,101,257.99
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Solution
The fourth proportional to 3,260,217.15, 4,890,889.41 and 1,101,257.99 is: 1,652,077.39
Step by Step Solution
- Step 1: Write the proportion equation
3,260,217.15 : 4,890,889.41 = 1,101,257.99 : x - Step 2: Convert to fraction form
3,260,217.15/4,890,889.41 = 1,101,257.99/x - Step 3: Cross multiply
3,260,217.15x = 4,890,889.41 × 1,101,257.99 - Step 4: Simplify right side
3,260,217.15x = 5,386,131,030,725.56 - Step 5: Solve for x
x = 5,386,131,030,725.56/3,260,217.15 - Step 6: Final answer
x = 1,652,077.39
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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.