Finding the Fourth Proportional to 1,617,901.95, 2,232,702.03 and 892,749.09
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Solution
The fourth proportional to 1,617,901.95, 2,232,702.03 and 892,749.09 is: 1,231,992.28
Step by Step Solution
- Step 1: Write the proportion equation
1,617,901.95 : 2,232,702.03 = 892,749.09 : x - Step 2: Convert to fraction form
1,617,901.95/2,232,702.03 = 892,749.09/x - Step 3: Cross multiply
1,617,901.95x = 2,232,702.03 × 892,749.09 - Step 4: Simplify right side
1,617,901.95x = 1,993,242,705,523.65 - Step 5: Solve for x
x = 1,993,242,705,523.65/1,617,901.95 - 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.