Finding the Fourth Proportional to 2,182,461.74, 3,010,754.10 and 1,695,695.68
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Solution
The fourth proportional to 2,182,461.74, 3,010,754.10 and 1,695,695.68 is: 2,339,249.59
Step by Step Solution
- Step 1: Write the proportion equation
2,182,461.74 : 3,010,754.10 = 1,695,695.68 : x - Step 2: Convert to fraction form
2,182,461.74/3,010,754.10 = 1,695,695.68/x - Step 3: Cross multiply
2,182,461.74x = 3,010,754.10 × 1,695,695.68 - Step 4: Simplify right side
2,182,461.74x = 5,105,322,720,912.29 - Step 5: Solve for x
x = 5,105,322,720,912.29/2,182,461.74 - Step 6: Final answer
x = 2,339,249.59
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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.