Finding the Fourth Proportional to 1,134,415.98, 1,565,473.98 and 618,174.42
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Solution
The fourth proportional to 1,134,415.98, 1,565,473.98 and 618,174.42 is: 853,069.76
Step by Step Solution
- Step 1: Write the proportion equation
1,134,415.98 : 1,565,473.98 = 618,174.42 : x - Step 2: Convert to fraction form
1,134,415.98/1,565,473.98 = 618,174.42/x - Step 3: Cross multiply
1,134,415.98x = 1,565,473.98 × 618,174.42 - Step 4: Simplify right side
1,134,415.98x = 967,735,969,611.59 - Step 5: Solve for x
x = 967,735,969,611.59/1,134,415.98 - Step 6: Final answer
x = 853,069.76
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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.