Finding the Fourth Proportional to 1,617,813.93, 2,232,629.96 and 892,708.35
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Solution
The fourth proportional to 1,617,813.93, 2,232,629.96 and 892,708.35 is: 1,231,963.31
Step by Step Solution
- Step 1: Write the proportion equation
1,617,813.93 : 2,232,629.96 = 892,708.35 : x - Step 2: Convert to fraction form
1,617,813.93/2,232,629.96 = 892,708.35/x - Step 3: Cross multiply
1,617,813.93x = 2,232,629.96 × 892,708.35 - Step 4: Simplify right side
1,617,813.93x = 1,993,087,407,752.17 - Step 5: Solve for x
x = 1,993,087,407,752.17/1,617,813.93 - Step 6: Final answer
x = 1,231,963.31
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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.