Finding the Fourth Proportional to 3,671,804.75, 5,064,979.56 and 2,292,754.23
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Solution
The fourth proportional to 3,671,804.75, 5,064,979.56 and 2,292,754.23 is: 3,162,682.69
Step by Step Solution
- Step 1: Write the proportion equation
3,671,804.75 : 5,064,979.56 = 2,292,754.23 : x - Step 2: Convert to fraction form
3,671,804.75/5,064,979.56 = 2,292,754.23/x - Step 3: Cross multiply
3,671,804.75x = 5,064,979.56 × 2,292,754.23 - Step 4: Simplify right side
3,671,804.75x = 11,612,753,311,053.54 - Step 5: Solve for x
x = 11,612,753,311,053.54/3,671,804.75 - Step 6: Final answer
x = 3,162,682.69
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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.