Finding the Fourth Proportional to 5,343,423.30, 8,014,357.35 and 1,556,511.30
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Solution
The fourth proportional to 5,343,423.30, 8,014,357.35 and 1,556,511.30 is: 2,334,540.44
Step by Step Solution
- Step 1: Write the proportion equation
5,343,423.30 : 8,014,357.35 = 1,556,511.30 : x - Step 2: Convert to fraction form
5,343,423.30/8,014,357.35 = 1,556,511.30/x - Step 3: Cross multiply
5,343,423.30x = 8,014,357.35 × 1,556,511.30 - Step 4: Simplify right side
5,343,423.30x = 12,474,437,777,513.05 - Step 5: Solve for x
x = 12,474,437,777,513.05/5,343,423.30 - Step 6: Final answer
x = 2,334,540.44
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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.