Finding the Fourth Proportional to 4,165,313.40, 5,748,664.85 and 2,329,873.65
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Solution
The fourth proportional to 4,165,313.40, 5,748,664.85 and 2,329,873.65 is: 3,215,523.41
Step by Step Solution
- Step 1: Write the proportion equation
4,165,313.40 : 5,748,664.85 = 2,329,873.65 : x - Step 2: Convert to fraction form
4,165,313.40/5,748,664.85 = 2,329,873.65/x - Step 3: Cross multiply
4,165,313.40x = 5,748,664.85 × 2,329,873.65 - Step 4: Simplify right side
4,165,313.40x = 13,393,662,745,046.83 - Step 5: Solve for x
x = 13,393,662,745,046.83/4,165,313.40 - Step 6: Final answer
x = 3,215,523.41
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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.