Finding the Fourth Proportional to 5,657,539.02, 7,807,403.43 and 3,079,238.28
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Solution
The fourth proportional to 5,657,539.02, 7,807,403.43 and 3,079,238.28 is: 4,249,348.60
Step by Step Solution
- Step 1: Write the proportion equation
5,657,539.02 : 7,807,403.43 = 3,079,238.28 : x - Step 2: Convert to fraction form
5,657,539.02/7,807,403.43 = 3,079,238.28/x - Step 3: Cross multiply
5,657,539.02x = 7,807,403.43 × 3,079,238.28 - Step 4: Simplify right side
5,657,539.02x = 24,040,855,509,059.30 - Step 5: Solve for x
x = 24,040,855,509,059.30/5,657,539.02 - Step 6: Final answer
x = 4,249,348.60
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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.