Finding the Fourth Proportional to 5,905,034.40, 8,857,090.80 and 2,310,103.20
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Solution
The fourth proportional to 5,905,034.40, 8,857,090.80 and 2,310,103.20 is: 3,464,974.53
Step by Step Solution
- Step 1: Write the proportion equation
5,905,034.40 : 8,857,090.80 = 2,310,103.20 : x - Step 2: Convert to fraction form
5,905,034.40/8,857,090.80 = 2,310,103.20/x - Step 3: Cross multiply
5,905,034.40x = 8,857,090.80 × 2,310,103.20 - Step 4: Simplify right side
5,905,034.40x = 20,460,793,799,770.56 - Step 5: Solve for x
x = 20,460,793,799,770.56/5,905,034.40 - Step 6: Final answer
x = 3,464,974.53
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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.