Finding the Fourth Proportional to 1,617,860.94, 2,232,646.38 and 892,708.44
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Solution
The fourth proportional to 1,617,860.94, 2,232,646.38 and 892,708.44 is: 1,231,936.70
Step by Step Solution
- Step 1: Write the proportion equation
1,617,860.94 : 2,232,646.38 = 892,708.44 : x - Step 2: Convert to fraction form
1,617,860.94/2,232,646.38 = 892,708.44/x - Step 3: Cross multiply
1,617,860.94x = 2,232,646.38 × 892,708.44 - Step 4: Simplify right side
1,617,860.94x = 1,993,102,266,961.45 - Step 5: Solve for x
x = 1,993,102,266,961.45/1,617,860.94 - Step 6: Final answer
x = 1,231,936.70
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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.