Finding the Fourth Proportional to 1,337,781.93, 1,845,367.02 and 853,801.62
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Solution
The fourth proportional to 1,337,781.93, 1,845,367.02 and 853,801.62 is: 1,177,753.50
Step by Step Solution
- Step 1: Write the proportion equation
1,337,781.93 : 1,845,367.02 = 853,801.62 : x - Step 2: Convert to fraction form
1,337,781.93/1,845,367.02 = 853,801.62/x - Step 3: Cross multiply
1,337,781.93x = 1,845,367.02 × 853,801.62 - Step 4: Simplify right side
1,337,781.93x = 1,575,577,351,170.57 - Step 5: Solve for x
x = 1,575,577,351,170.57/1,337,781.93 - Step 6: Final answer
x = 1,177,753.50
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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.