Finding the Fourth Proportional to 1,617,901.96, 2,232,702.02 and 892,749.10
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Solution
The fourth proportional to 1,617,901.96, 2,232,702.02 and 892,749.10 is: 1,231,992.28
Step by Step Solution
- Step 1: Write the proportion equation
1,617,901.96 : 2,232,702.02 = 892,749.10 : x - Step 2: Convert to fraction form
1,617,901.96/2,232,702.02 = 892,749.10/x - Step 3: Cross multiply
1,617,901.96x = 2,232,702.02 × 892,749.10 - Step 4: Simplify right side
1,617,901.96x = 1,993,242,718,923.18 - Step 5: Solve for x
x = 1,993,242,718,923.18/1,617,901.96 - Step 6: Final answer
x = 1,231,992.28
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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.