Finding the Fourth Proportional to 2,862,761.44, 3,950,587.48 and 1,573,588.12
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Solution
The fourth proportional to 2,862,761.44, 3,950,587.48 and 1,573,588.12 is: 2,171,538.79
Step by Step Solution
- Step 1: Write the proportion equation
2,862,761.44 : 3,950,587.48 = 1,573,588.12 : x - Step 2: Convert to fraction form
2,862,761.44/3,950,587.48 = 1,573,588.12/x - Step 3: Cross multiply
2,862,761.44x = 3,950,587.48 × 1,573,588.12 - Step 4: Simplify right side
2,862,761.44x = 6,216,597,525,548.74 - Step 5: Solve for x
x = 6,216,597,525,548.74/2,862,761.44 - Step 6: Final answer
x = 2,171,538.79
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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.