Finding the Fourth Proportional to 2,276,110.44, 3,141,065.52 and 1,257,538.68
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Solution
The fourth proportional to 2,276,110.44, 3,141,065.52 and 1,257,538.68 is: 1,735,421.67
Step by Step Solution
- Step 1: Write the proportion equation
2,276,110.44 : 3,141,065.52 = 1,257,538.68 : x - Step 2: Convert to fraction form
2,276,110.44/3,141,065.52 = 1,257,538.68/x - Step 3: Cross multiply
2,276,110.44x = 3,141,065.52 × 1,257,538.68 - Step 4: Simplify right side
2,276,110.44x = 3,950,011,387,814.31 - Step 5: Solve for x
x = 3,950,011,387,814.31/2,276,110.44 - Step 6: Final answer
x = 1,735,421.67
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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.