Finding the Fourth Proportional to 1,134,462.36, 1,565,537.97 and 618,220.87
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Solution
The fourth proportional to 1,134,462.36, 1,565,537.97 and 618,220.87 is: 853,133.85
Step by Step Solution
- Step 1: Write the proportion equation
1,134,462.36 : 1,565,537.97 = 618,220.87 : x - Step 2: Convert to fraction form
1,134,462.36/1,565,537.97 = 618,220.87/x - Step 3: Cross multiply
1,134,462.36x = 1,565,537.97 × 618,220.87 - Step 4: Simplify right side
1,134,462.36x = 967,848,245,831.43 - Step 5: Solve for x
x = 967,848,245,831.43/1,134,462.36 - Step 6: Final answer
x = 853,133.85
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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.