Finding the Fourth Proportional to 3,996,320.96, 5,992,903.56 and 1,599,718.88
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Solution
The fourth proportional to 3,996,320.96, 5,992,903.56 and 1,599,718.88 is: 2,398,946.70
Step by Step Solution
- Step 1: Write the proportion equation
3,996,320.96 : 5,992,903.56 = 1,599,718.88 : x - Step 2: Convert to fraction form
3,996,320.96/5,992,903.56 = 1,599,718.88/x - Step 3: Cross multiply
3,996,320.96x = 5,992,903.56 × 1,599,718.88 - Step 4: Simplify right side
3,996,320.96x = 9,586,960,970,951.21 - Step 5: Solve for x
x = 9,586,960,970,951.21/3,996,320.96 - Step 6: Final answer
x = 2,398,946.70
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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.