Finding the Fourth Proportional to 4,574,658.14, 6,313,957.58 and 3,105,040.28
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Solution
The fourth proportional to 4,574,658.14, 6,313,957.58 and 3,105,040.28 is: 4,285,586.38
Step by Step Solution
- Step 1: Write the proportion equation
4,574,658.14 : 6,313,957.58 = 3,105,040.28 : x - Step 2: Convert to fraction form
4,574,658.14/6,313,957.58 = 3,105,040.28/x - Step 3: Cross multiply
4,574,658.14x = 6,313,957.58 × 3,105,040.28 - Step 4: Simplify right side
4,574,658.14x = 19,605,092,612,371.02 - Step 5: Solve for x
x = 19,605,092,612,371.02/4,574,658.14 - Step 6: Final answer
x = 4,285,586.38
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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.