Finding the Fourth Proportional to 4,691,368.52, 6,470,750.10 and 4,305,430.44
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Solution
The fourth proportional to 4,691,368.52, 6,470,750.10 and 4,305,430.44 is: 5,938,430.19
Step by Step Solution
- Step 1: Write the proportion equation
4,691,368.52 : 6,470,750.10 = 4,305,430.44 : x - Step 2: Convert to fraction form
4,691,368.52/6,470,750.10 = 4,305,430.44/x - Step 3: Cross multiply
4,691,368.52x = 6,470,750.10 × 4,305,430.44 - Step 4: Simplify right side
4,691,368.52x = 27,859,364,450,173.05 - Step 5: Solve for x
x = 27,859,364,450,173.05/4,691,368.52 - Step 6: Final answer
x = 5,938,430.19
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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.