Finding the Fourth Proportional to 1,605,481.08, 2,215,588.86 and 880,395
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Solution
The fourth proportional to 1,605,481.08, 2,215,588.86 and 880,395 is: 1,214,958.79
Step by Step Solution
- Step 1: Write the proportion equation
1,605,481.08 : 2,215,588.86 = 880,395 : x - Step 2: Convert to fraction form
1,605,481.08/2,215,588.86 = 880,395/x - Step 3: Cross multiply
1,605,481.08x = 2,215,588.86 × 880,395 - Step 4: Simplify right side
1,605,481.08x = 1,950,593,354,399.70 - Step 5: Solve for x
x = 1,950,593,354,399.70/1,605,481.08 - Step 6: Final answer
x = 1,214,958.79
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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.