Finding the Fourth Proportional to 1,065,840.48, 1,470,859.44 and 588,912.48
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Solution
The fourth proportional to 1,065,840.48, 1,470,859.44 and 588,912.48 is: 812,698.99
Step by Step Solution
- Step 1: Write the proportion equation
1,065,840.48 : 1,470,859.44 = 588,912.48 : x - Step 2: Convert to fraction form
1,065,840.48/1,470,859.44 = 588,912.48/x - Step 3: Cross multiply
1,065,840.48x = 1,470,859.44 × 588,912.48 - Step 4: Simplify right side
1,065,840.48x = 866,207,480,541.81 - Step 5: Solve for x
x = 866,207,480,541.81/1,065,840.48 - Step 6: Final answer
x = 812,698.99
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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.