Finding the Fourth Proportional to 1,617,558.51, 2,232,152.84 and 882,469.02
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Solution
The fourth proportional to 1,617,558.51, 2,232,152.84 and 882,469.02 is: 1,217,764.75
Step by Step Solution
- Step 1: Write the proportion equation
1,617,558.51 : 2,232,152.84 = 882,469.02 : x - Step 2: Convert to fraction form
1,617,558.51/2,232,152.84 = 882,469.02/x - Step 3: Cross multiply
1,617,558.51x = 2,232,152.84 × 882,469.02 - Step 4: Simplify right side
1,617,558.51x = 1,969,805,732,627.92 - Step 5: Solve for x
x = 1,969,805,732,627.92/1,617,558.51 - Step 6: Final answer
x = 1,217,764.75
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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.