Finding the Fourth Proportional to 3,220,814.54, 4,444,755.31 and 1,750,729.54
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Solution
The fourth proportional to 3,220,814.54, 4,444,755.31 and 1,750,729.54 is: 2,416,023.75
Step by Step Solution
- Step 1: Write the proportion equation
3,220,814.54 : 4,444,755.31 = 1,750,729.54 : x - Step 2: Convert to fraction form
3,220,814.54/4,444,755.31 = 1,750,729.54/x - Step 3: Cross multiply
3,220,814.54x = 4,444,755.31 × 1,750,729.54 - Step 4: Simplify right side
3,220,814.54x = 7,781,564,410,535.21 - Step 5: Solve for x
x = 7,781,564,410,535.21/3,220,814.54 - Step 6: Final answer
x = 2,416,023.75
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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.