Finding the Fourth Proportional to 4,338,400.30, 6,508,144.76 and 1,305,293.74
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Solution
The fourth proportional to 4,338,400.30, 6,508,144.76 and 1,305,293.74 is: 1,958,104.38
Step by Step Solution
- Step 1: Write the proportion equation
4,338,400.30 : 6,508,144.76 = 1,305,293.74 : x - Step 2: Convert to fraction form
4,338,400.30/6,508,144.76 = 1,305,293.74/x - Step 3: Cross multiply
4,338,400.30x = 6,508,144.76 × 1,305,293.74 - Step 4: Simplify right side
4,338,400.30x = 8,495,040,614,241.80 - Step 5: Solve for x
x = 8,495,040,614,241.80/4,338,400.30 - Step 6: Final answer
x = 1,958,104.38
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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.