Finding the Fourth Proportional to 1,021,529.49, 1,409,496.84 and 591,783.99
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Solution
The fourth proportional to 1,021,529.49, 1,409,496.84 and 591,783.99 is: 816,538.02
Step by Step Solution
- Step 1: Write the proportion equation
1,021,529.49 : 1,409,496.84 = 591,783.99 : x - Step 2: Convert to fraction form
1,021,529.49/1,409,496.84 = 591,783.99/x - Step 3: Cross multiply
1,021,529.49x = 1,409,496.84 × 591,783.99 - Step 4: Simplify right side
1,021,529.49x = 834,117,663,867.59 - Step 5: Solve for x
x = 834,117,663,867.59/1,021,529.49 - Step 6: Final answer
x = 816,538.02
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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.