Finding the Fourth Proportional to 1,130,918.99, 1,560,684.02 and 614,672.72
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Solution
The fourth proportional to 1,130,918.99, 1,560,684.02 and 614,672.72 is: 848,256.95
Step by Step Solution
- Step 1: Write the proportion equation
1,130,918.99 : 1,560,684.02 = 614,672.72 : x - Step 2: Convert to fraction form
1,130,918.99/1,560,684.02 = 614,672.72/x - Step 3: Cross multiply
1,130,918.99x = 1,560,684.02 × 614,672.72 - Step 4: Simplify right side
1,130,918.99x = 959,309,886,609.72 - Step 5: Solve for x
x = 959,309,886,609.72/1,130,918.99 - Step 6: Final answer
x = 848,256.95
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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.