Finding the Fourth Proportional to 2,590,042.40, 3,566,125.20 and 2,202,094.88
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Solution
The fourth proportional to 2,590,042.40, 3,566,125.20 and 2,202,094.88 is: 3,031,975.86
Step by Step Solution
- Step 1: Write the proportion equation
2,590,042.40 : 3,566,125.20 = 2,202,094.88 : x - Step 2: Convert to fraction form
2,590,042.40/3,566,125.20 = 2,202,094.88/x - Step 3: Cross multiply
2,590,042.40x = 3,566,125.20 × 2,202,094.88 - Step 4: Simplify right side
2,590,042.40x = 7,852,946,044,358.98 - Step 5: Solve for x
x = 7,852,946,044,358.98/2,590,042.40 - Step 6: Final answer
x = 3,031,975.86
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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.