Finding the Fourth Proportional to 1,089,042.26, 1,633,565.02 and 424,194.26
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Solution
The fourth proportional to 1,089,042.26, 1,633,565.02 and 424,194.26 is: 636,292.02
Step by Step Solution
- Step 1: Write the proportion equation
1,089,042.26 : 1,633,565.02 = 424,194.26 : x - Step 2: Convert to fraction form
1,089,042.26/1,633,565.02 = 424,194.26/x - Step 3: Cross multiply
1,089,042.26x = 1,633,565.02 × 424,194.26 - Step 4: Simplify right side
1,089,042.26x = 692,948,904,820.79 - Step 5: Solve for x
x = 692,948,904,820.79/1,089,042.26 - Step 6: Final answer
x = 636,292.02
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1.5x scale
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.