Finding the Fourth Proportional to 1,517,545.68, 2,275,644.60 and 807,424.08
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Solution
The fourth proportional to 1,517,545.68, 2,275,644.60 and 807,424.08 is: 1,210,777.55
Step by Step Solution
- Step 1: Write the proportion equation
1,517,545.68 : 2,275,644.60 = 807,424.08 : x - Step 2: Convert to fraction form
1,517,545.68/2,275,644.60 = 807,424.08/x - Step 3: Cross multiply
1,517,545.68x = 2,275,644.60 × 807,424.08 - Step 4: Simplify right side
1,517,545.68x = 1,837,410,247,561.97 - Step 5: Solve for x
x = 1,837,410,247,561.97/1,517,545.68 - Step 6: Final answer
x = 1,210,777.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.