Finding the Fourth Proportional to 844,107.01, 1,165,031.62 and 639,801.57
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Solution
The fourth proportional to 844,107.01, 1,165,031.62 and 639,801.57 is: 883,050.43
Step by Step Solution
- Step 1: Write the proportion equation
844,107.01 : 1,165,031.62 = 639,801.57 : x - Step 2: Convert to fraction form
844,107.01/1,165,031.62 = 639,801.57/x - Step 3: Cross multiply
844,107.01x = 1,165,031.62 × 639,801.57 - Step 4: Simplify right side
844,107.01x = 745,389,059,575.64 - Step 5: Solve for x
x = 745,389,059,575.64/844,107.01 - Step 6: Final answer
x = 883,050.43
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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.