Finding the Fourth Proportional to 2,783,959.12, 3,842,133.24 and 1,560,472.48
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Solution
The fourth proportional to 2,783,959.12, 3,842,133.24 and 1,560,472.48 is: 2,153,603.17
Step by Step Solution
- Step 1: Write the proportion equation
2,783,959.12 : 3,842,133.24 = 1,560,472.48 : x - Step 2: Convert to fraction form
2,783,959.12/3,842,133.24 = 1,560,472.48/x - Step 3: Cross multiply
2,783,959.12x = 3,842,133.24 × 1,560,472.48 - Step 4: Simplify right side
2,783,959.12x = 5,995,543,185,513.24 - Step 5: Solve for x
x = 5,995,543,185,513.24/2,783,959.12 - Step 6: Final answer
x = 2,153,603.17
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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.