Finding the Fourth Proportional to 1,692,918.28, 2,336,225.97 and 967,781.98
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Solution
The fourth proportional to 1,692,918.28, 2,336,225.97 and 967,781.98 is: 1,335,538.41
Step by Step Solution
- Step 1: Write the proportion equation
1,692,918.28 : 2,336,225.97 = 967,781.98 : x - Step 2: Convert to fraction form
1,692,918.28/2,336,225.97 = 967,781.98/x - Step 3: Cross multiply
1,692,918.28x = 2,336,225.97 × 967,781.98 - Step 4: Simplify right side
1,692,918.28x = 2,260,957,394,974.02 - Step 5: Solve for x
x = 2,260,957,394,974.02/1,692,918.28 - Step 6: Final answer
x = 1,335,538.41
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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.