Finding the Fourth Proportional to 2,946,614.92, 4,066,108.76 and 1,657,206.19
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Solution
The fourth proportional to 2,946,614.92, 4,066,108.76 and 1,657,206.19 is: 2,286,820.91
Step by Step Solution
- Step 1: Write the proportion equation
2,946,614.92 : 4,066,108.76 = 1,657,206.19 : x - Step 2: Convert to fraction form
2,946,614.92/4,066,108.76 = 1,657,206.19/x - Step 3: Cross multiply
2,946,614.92x = 4,066,108.76 × 1,657,206.19 - Step 4: Simplify right side
2,946,614.92x = 6,738,380,615,510.88 - Step 5: Solve for x
x = 6,738,380,615,510.88/2,946,614.92 - Step 6: Final answer
x = 2,286,820.91
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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.