Finding the Fourth Proportional to 1,581,626.68, 2,182,800.94 and 902,664.76
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Solution
The fourth proportional to 1,581,626.68, 2,182,800.94 and 902,664.76 is: 1,245,766.47
Step by Step Solution
- Step 1: Write the proportion equation
1,581,626.68 : 2,182,800.94 = 902,664.76 : x - Step 2: Convert to fraction form
1,581,626.68/2,182,800.94 = 902,664.76/x - Step 3: Cross multiply
1,581,626.68x = 2,182,800.94 × 902,664.76 - Step 4: Simplify right side
1,581,626.68x = 1,970,337,486,632.87 - Step 5: Solve for x
x = 1,970,337,486,632.87/1,581,626.68 - Step 6: Final answer
x = 1,245,766.47
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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.