Finding the Fourth Proportional to 4,206,204.63, 6,309,306.93 and 1,011,330.72
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Solution
The fourth proportional to 4,206,204.63, 6,309,306.93 and 1,011,330.72 is: 1,516,996.08
Step by Step Solution
- Step 1: Write the proportion equation
4,206,204.63 : 6,309,306.93 = 1,011,330.72 : x - Step 2: Convert to fraction form
4,206,204.63/6,309,306.93 = 1,011,330.72/x - Step 3: Cross multiply
4,206,204.63x = 6,309,306.93 × 1,011,330.72 - Step 4: Simplify right side
4,206,204.63x = 6,380,795,920,217.89 - Step 5: Solve for x
x = 6,380,795,920,217.89/4,206,204.63 - Step 6: Final answer
x = 1,516,996.08
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1.5x scale
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.