Finding the Fourth Proportional to 2,873,312.70, 4,309,969.05 and 2,313,440.70
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Solution
The fourth proportional to 2,873,312.70, 4,309,969.05 and 2,313,440.70 is: 3,470,161.05
Step by Step Solution
- Step 1: Write the proportion equation
2,873,312.70 : 4,309,969.05 = 2,313,440.70 : x - Step 2: Convert to fraction form
2,873,312.70/4,309,969.05 = 2,313,440.70/x - Step 3: Cross multiply
2,873,312.70x = 4,309,969.05 × 2,313,440.70 - Step 4: Simplify right side
2,873,312.70x = 9,970,857,816,010.34 - Step 5: Solve for x
x = 9,970,857,816,010.34/2,873,312.70 - Step 6: Final answer
x = 3,470,161.05
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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.