Finding the Fourth Proportional to 4,020,720.44, 5,548,573.64 and 2,185,149.47
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Solution
The fourth proportional to 4,020,720.44, 5,548,573.64 and 2,185,149.47 is: 3,015,495.09
Step by Step Solution
- Step 1: Write the proportion equation
4,020,720.44 : 5,548,573.64 = 2,185,149.47 : x - Step 2: Convert to fraction form
4,020,720.44/5,548,573.64 = 2,185,149.47/x - Step 3: Cross multiply
4,020,720.44x = 5,548,573.64 × 2,185,149.47 - Step 4: Simplify right side
4,020,720.44x = 12,124,462,726,421.98 - Step 5: Solve for x
x = 12,124,462,726,421.98/4,020,720.44 - Step 6: Final answer
x = 3,015,495.09
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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.