Finding the Fourth Proportional to 1,592,190.81, 2,197,201.58 and 903,856.66
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Solution
The fourth proportional to 1,592,190.81, 2,197,201.58 and 903,856.66 is: 1,247,309.85
Step by Step Solution
- Step 1: Write the proportion equation
1,592,190.81 : 2,197,201.58 = 903,856.66 : x - Step 2: Convert to fraction form
1,592,190.81/2,197,201.58 = 903,856.66/x - Step 3: Cross multiply
1,592,190.81x = 2,197,201.58 × 903,856.66 - Step 4: Simplify right side
1,592,190.81x = 1,985,955,274,822.70 - Step 5: Solve for x
x = 1,985,955,274,822.70/1,592,190.81 - Step 6: Final answer
x = 1,247,309.85
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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.