Finding the Fourth Proportional to 1,006,487.37, 1,388,990.77 and 576,850.41
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Solution
The fourth proportional to 1,006,487.37, 1,388,990.77 and 576,850.41 is: 796,075.45
Step by Step Solution
- Step 1: Write the proportion equation
1,006,487.37 : 1,388,990.77 = 576,850.41 : x - Step 2: Convert to fraction form
1,006,487.37/1,388,990.77 = 576,850.41/x - Step 3: Cross multiply
1,006,487.37x = 1,388,990.77 × 576,850.41 - Step 4: Simplify right side
1,006,487.37x = 801,239,885,331.51 - Step 5: Solve for x
x = 801,239,885,331.51/1,006,487.37 - Step 6: Final answer
x = 796,075.45
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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.