Finding the Fourth Proportional to 2,448,542.70, 3,669,228.45 and 2,195,822.70
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Solution
The fourth proportional to 2,448,542.70, 3,669,228.45 and 2,195,822.70 is: 3,290,518.53
Step by Step Solution
- Step 1: Write the proportion equation
2,448,542.70 : 3,669,228.45 = 2,195,822.70 : x - Step 2: Convert to fraction form
2,448,542.70/3,669,228.45 = 2,195,822.70/x - Step 3: Cross multiply
2,448,542.70x = 3,669,228.45 × 2,195,822.70 - Step 4: Simplify right side
2,448,542.70x = 8,056,975,121,995.82 - Step 5: Solve for x
x = 8,056,975,121,995.82/2,448,542.70 - Step 6: Final answer
x = 3,290,518.53
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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.