Finding the Fourth Proportional to 1,199,552.79, 1,655,393.97 and 683,299.29
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Solution
The fourth proportional to 1,199,552.79, 1,655,393.97 and 683,299.29 is: 942,959.35
Step by Step Solution
- Step 1: Write the proportion equation
1,199,552.79 : 1,655,393.97 = 683,299.29 : x - Step 2: Convert to fraction form
1,199,552.79/1,655,393.97 = 683,299.29/x - Step 3: Cross multiply
1,199,552.79x = 1,655,393.97 × 683,299.29 - Step 4: Simplify right side
1,199,552.79x = 1,131,129,524,371.28 - Step 5: Solve for x
x = 1,131,129,524,371.28/1,199,552.79 - Step 6: Final answer
x = 942,959.35
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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.