Finding the Fourth Proportional to 1,063,707.07, 1,467,913.74 and 580,272.09
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Solution
The fourth proportional to 1,063,707.07, 1,467,913.74 and 580,272.09 is: 800,774.38
Step by Step Solution
- Step 1: Write the proportion equation
1,063,707.07 : 1,467,913.74 = 580,272.09 : x - Step 2: Convert to fraction form
1,063,707.07/1,467,913.74 = 580,272.09/x - Step 3: Cross multiply
1,063,707.07x = 1,467,913.74 × 580,272.09 - Step 4: Simplify right side
1,063,707.07x = 851,789,369,432.85 - Step 5: Solve for x
x = 851,789,369,432.85/1,063,707.07 - Step 6: Final answer
x = 800,774.38
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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.