Finding the Fourth Proportional to 1,555,282.70, 2,332,923.81 and 373,330.70
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Solution
The fourth proportional to 1,555,282.70, 2,332,923.81 and 373,330.70 is: 559,995.99
Step by Step Solution
- Step 1: Write the proportion equation
1,555,282.70 : 2,332,923.81 = 373,330.70 : x - Step 2: Convert to fraction form
1,555,282.70/2,332,923.81 = 373,330.70/x - Step 3: Cross multiply
1,555,282.70x = 2,332,923.81 × 373,330.70 - Step 4: Simplify right side
1,555,282.70x = 870,952,079,033.97 - Step 5: Solve for x
x = 870,952,079,033.97/1,555,282.70 - Step 6: Final answer
x = 559,995.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.