Finding the Fourth Proportional to 2,543,727.10, 3,510,539.14 and 1,456,340.98
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Solution
The fourth proportional to 2,543,727.10, 3,510,539.14 and 1,456,340.98 is: 2,009,862.62
Step by Step Solution
- Step 1: Write the proportion equation
2,543,727.10 : 3,510,539.14 = 1,456,340.98 : x - Step 2: Convert to fraction form
2,543,727.10/3,510,539.14 = 1,456,340.98/x - Step 3: Cross multiply
2,543,727.10x = 3,510,539.14 × 1,456,340.98 - Step 4: Simplify right side
2,543,727.10x = 5,112,542,011,475.96 - Step 5: Solve for x
x = 5,112,542,011,475.96/2,543,727.10 - Step 6: Final answer
x = 2,009,862.62
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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.