Finding the Fourth Proportional to 1,130,835.44, 1,560,564.97 and 614,589.33
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Solution
The fourth proportional to 1,130,835.44, 1,560,564.97 and 614,589.33 is: 848,139.83
Step by Step Solution
- Step 1: Write the proportion equation
1,130,835.44 : 1,560,564.97 = 614,589.33 : x - Step 2: Convert to fraction form
1,130,835.44/1,560,564.97 = 614,589.33/x - Step 3: Cross multiply
1,130,835.44x = 1,560,564.97 × 614,589.33 - Step 4: Simplify right side
1,130,835.44x = 959,106,583,649.42 - Step 5: Solve for x
x = 959,106,583,649.42/1,130,835.44 - Step 6: Final answer
x = 848,139.83
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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.