Finding the Fourth Proportional to 1,130,851.38, 1,560,586.95 and 614,605.26
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Solution
The fourth proportional to 1,130,851.38, 1,560,586.95 and 614,605.26 is: 848,161.81
Step by Step Solution
- Step 1: Write the proportion equation
1,130,851.38 : 1,560,586.95 = 614,605.26 : x - Step 2: Convert to fraction form
1,130,851.38/1,560,586.95 = 614,605.26/x - Step 3: Cross multiply
1,130,851.38x = 1,560,586.95 × 614,605.26 - Step 4: Simplify right side
1,130,851.38x = 959,144,948,157.36 - Step 5: Solve for x
x = 959,144,948,157.36/1,130,851.38 - Step 6: Final answer
x = 848,161.81
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1.5x scale
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.