Finding the Fourth Proportional to 2,117,094.06, 3,175,636.23 and 918,861.06
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Solution
The fourth proportional to 2,117,094.06, 3,175,636.23 and 918,861.06 is: 1,378,289.48
Step by Step Solution
- Step 1: Write the proportion equation
2,117,094.06 : 3,175,636.23 = 918,861.06 : x - Step 2: Convert to fraction form
2,117,094.06/3,175,636.23 = 918,861.06/x - Step 3: Cross multiply
2,117,094.06x = 3,175,636.23 × 918,861.06 - Step 4: Simplify right side
2,117,094.06x = 2,917,968,472,472.20 - Step 5: Solve for x
x = 2,917,968,472,472.20/2,117,094.06 - Step 6: Final answer
x = 1,378,289.48
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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.