Finding the Fourth Proportional to 2,110,342.76, 3,165,485.76 and 512,901.24
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Solution
The fourth proportional to 2,110,342.76, 3,165,485.76 and 512,901.24 is: 769,344.96
Step by Step Solution
- Step 1: Write the proportion equation
2,110,342.76 : 3,165,485.76 = 512,901.24 : x - Step 2: Convert to fraction form
2,110,342.76/3,165,485.76 = 512,901.24/x - Step 3: Cross multiply
2,110,342.76x = 3,165,485.76 × 512,901.24 - Step 4: Simplify right side
2,110,342.76x = 1,623,581,571,506.34 - Step 5: Solve for x
x = 1,623,581,571,506.34/2,110,342.76 - Step 6: Final answer
x = 769,344.96
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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.