Finding the Fourth Proportional to 1,021,757.84, 1,410,025.80 and 569,048.84
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Solution
The fourth proportional to 1,021,757.84, 1,410,025.80 and 569,048.84 is: 785,287.39
Step by Step Solution
- Step 1: Write the proportion equation
1,021,757.84 : 1,410,025.80 = 569,048.84 : x - Step 2: Convert to fraction form
1,021,757.84/1,410,025.80 = 569,048.84/x - Step 3: Cross multiply
1,021,757.84x = 1,410,025.80 × 569,048.84 - Step 4: Simplify right side
1,021,757.84x = 802,373,545,860.07 - Step 5: Solve for x
x = 802,373,545,860.07/1,021,757.84 - Step 6: Final answer
x = 785,287.39
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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.