Finding the Fourth Proportional to 4,430,385, 6,113,934.72 and 2,393,194.68
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Solution
The fourth proportional to 4,430,385, 6,113,934.72 and 2,393,194.68 is: 3,302,610.51
Step by Step Solution
- Step 1: Write the proportion equation
4,430,385 : 6,113,934.72 = 2,393,194.68 : x - Step 2: Convert to fraction form
4,430,385/6,113,934.72 = 2,393,194.68/x - Step 3: Cross multiply
4,430,385x = 6,113,934.72 × 2,393,194.68 - Step 4: Simplify right side
4,430,385x = 14,631,836,045,771.29 - Step 5: Solve for x
x = 14,631,836,045,771.29/4,430,385 - Step 6: Final answer
x = 3,302,610.51
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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.