Finding the Fourth Proportional to 1,532,563.25, 2,115,103.42 and 844,305.63
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Solution
The fourth proportional to 1,532,563.25, 2,115,103.42 and 844,305.63 is: 1,165,233.30
Step by Step Solution
- Step 1: Write the proportion equation
1,532,563.25 : 2,115,103.42 = 844,305.63 : x - Step 2: Convert to fraction form
1,532,563.25/2,115,103.42 = 844,305.63/x - Step 3: Cross multiply
1,532,563.25x = 2,115,103.42 × 844,305.63 - Step 4: Simplify right side
1,532,563.25x = 1,785,793,725,538.25 - Step 5: Solve for x
x = 1,785,793,725,538.25/1,532,563.25 - Step 6: Final answer
x = 1,165,233.30
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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.