Finding the Fourth Proportional to 4,435,234.80, 6,650,908.20 and 2,038,282.80
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Solution
The fourth proportional to 4,435,234.80, 6,650,908.20 and 2,038,282.80 is: 3,056,530.80
Step by Step Solution
- Step 1: Write the proportion equation
4,435,234.80 : 6,650,908.20 = 2,038,282.80 : x - Step 2: Convert to fraction form
4,435,234.80/6,650,908.20 = 2,038,282.80/x - Step 3: Cross multiply
4,435,234.80x = 6,650,908.20 × 2,038,282.80 - Step 4: Simplify right side
4,435,234.80x = 13,556,431,788,438.96 - Step 5: Solve for x
x = 13,556,431,788,438.96/4,435,234.80 - Step 6: Final answer
x = 3,056,530.80
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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.