Finding the Fourth Proportional to 1,101,791.66, 1,652,124.80 and 647,270.62
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Solution
The fourth proportional to 1,101,791.66, 1,652,124.80 and 647,270.62 is: 970,575.37
Step by Step Solution
- Step 1: Write the proportion equation
1,101,791.66 : 1,652,124.80 = 647,270.62 : x - Step 2: Convert to fraction form
1,101,791.66/1,652,124.80 = 647,270.62/x - Step 3: Cross multiply
1,101,791.66x = 1,652,124.80 × 647,270.62 - Step 4: Simplify right side
1,101,791.66x = 1,069,371,841,101.24 - Step 5: Solve for x
x = 1,069,371,841,101.24/1,101,791.66 - Step 6: Final answer
x = 970,575.37
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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.