Finding the Fourth Proportional to 1,655,509.74, 2,284,806.33 and 930,388.02
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Solution
The fourth proportional to 1,655,509.74, 2,284,806.33 and 930,388.02 is: 1,284,049.49
Step by Step Solution
- Step 1: Write the proportion equation
1,655,509.74 : 2,284,806.33 = 930,388.02 : x - Step 2: Convert to fraction form
1,655,509.74/2,284,806.33 = 930,388.02/x - Step 3: Cross multiply
1,655,509.74x = 2,284,806.33 × 930,388.02 - Step 4: Simplify right side
1,655,509.74x = 2,125,756,437,452.17 - Step 5: Solve for x
x = 2,125,756,437,452.17/1,655,509.74 - Step 6: Final answer
x = 1,284,049.49
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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.