Finding the Fourth Proportional to 4,841,053.74, 7,259,481.09 and 1,645,321.86
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Solution
The fourth proportional to 4,841,053.74, 7,259,481.09 and 1,645,321.86 is: 2,467,269.23
Step by Step Solution
- Step 1: Write the proportion equation
4,841,053.74 : 7,259,481.09 = 1,645,321.86 : x - Step 2: Convert to fraction form
4,841,053.74/7,259,481.09 = 1,645,321.86/x - Step 3: Cross multiply
4,841,053.74x = 7,259,481.09 × 1,645,321.86 - Step 4: Simplify right side
4,841,053.74x = 11,944,182,929,633.63 - Step 5: Solve for x
x = 11,944,182,929,633.63/4,841,053.74 - Step 6: Final answer
x = 2,467,269.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.