Finding the Fourth Proportional to 5,042,319.33, 6,958,445.09 and 2,750,490.21
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Solution
The fourth proportional to 5,042,319.33, 6,958,445.09 and 2,750,490.21 is: 3,795,700.72
Step by Step Solution
- Step 1: Write the proportion equation
5,042,319.33 : 6,958,445.09 = 2,750,490.21 : x - Step 2: Convert to fraction form
5,042,319.33/6,958,445.09 = 2,750,490.21/x - Step 3: Cross multiply
5,042,319.33x = 6,958,445.09 × 2,750,490.21 - Step 4: Simplify right side
5,042,319.33x = 19,139,135,096,867.57 - Step 5: Solve for x
x = 19,139,135,096,867.57/5,042,319.33 - Step 6: Final answer
x = 3,795,700.72
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.