Finding the Fourth Proportional to 1,640,106.70, 2,460,160.05 and 922,661.35
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Solution
The fourth proportional to 1,640,106.70, 2,460,160.05 and 922,661.35 is: 1,383,992.03
Step by Step Solution
- Step 1: Write the proportion equation
1,640,106.70 : 2,460,160.05 = 922,661.35 : x - Step 2: Convert to fraction form
1,640,106.70/2,460,160.05 = 922,661.35/x - Step 3: Cross multiply
1,640,106.70x = 2,460,160.05 × 922,661.35 - Step 4: Simplify right side
1,640,106.70x = 2,269,894,592,949.07 - Step 5: Solve for x
x = 2,269,894,592,949.07/1,640,106.70 - Step 6: Final answer
x = 1,383,992.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.