Finding the Fourth Proportional to 1,021,343.04, 1,409,324.40 and 591,619.68
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Solution
The fourth proportional to 1,021,343.04, 1,409,324.40 and 591,619.68 is: 816,360.44
Step by Step Solution
- Step 1: Write the proportion equation
1,021,343.04 : 1,409,324.40 = 591,619.68 : x - Step 2: Convert to fraction form
1,021,343.04/1,409,324.40 = 591,619.68/x - Step 3: Cross multiply
1,021,343.04x = 1,409,324.40 × 591,619.68 - Step 4: Simplify right side
1,021,343.04x = 833,784,050,544.19 - Step 5: Solve for x
x = 833,784,050,544.19/1,021,343.04 - Step 6: Final answer
x = 816,360.44
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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.