Finding the Fourth Proportional to 5,272,535.10, 7,905,957.08 and 2,392,330.22
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Solution
The fourth proportional to 5,272,535.10, 7,905,957.08 and 2,392,330.22 is: 3,587,204.20
Step by Step Solution
- Step 1: Write the proportion equation
5,272,535.10 : 7,905,957.08 = 2,392,330.22 : x - Step 2: Convert to fraction form
5,272,535.10/7,905,957.08 = 2,392,330.22/x - Step 3: Cross multiply
5,272,535.10x = 7,905,957.08 × 2,392,330.22 - Step 4: Simplify right side
5,272,535.10x = 18,913,660,040,506.96 - Step 5: Solve for x
x = 18,913,660,040,506.96/5,272,535.10 - Step 6: Final answer
x = 3,587,204.20
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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.