Finding the Fourth Proportional to 3,599,225.75, 4,966,990.55 and 2,149,047.91
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Solution
The fourth proportional to 3,599,225.75, 4,966,990.55 and 2,149,047.91 is: 2,965,721.35
Step by Step Solution
- Step 1: Write the proportion equation
3,599,225.75 : 4,966,990.55 = 2,149,047.91 : x - Step 2: Convert to fraction form
3,599,225.75/4,966,990.55 = 2,149,047.91/x - Step 3: Cross multiply
3,599,225.75x = 4,966,990.55 × 2,149,047.91 - Step 4: Simplify right side
3,599,225.75x = 10,674,300,660,467.25 - Step 5: Solve for x
x = 10,674,300,660,467.25/3,599,225.75 - Step 6: Final answer
x = 2,965,721.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.