Finding the Fourth Proportional to 1,371,457.98, 2,057,515.43 and 572,294.97
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Solution
The fourth proportional to 1,371,457.98, 2,057,515.43 and 572,294.97 is: 858,579.52
Step by Step Solution
- Step 1: Write the proportion equation
1,371,457.98 : 2,057,515.43 = 572,294.97 : x - Step 2: Convert to fraction form
1,371,457.98/2,057,515.43 = 572,294.97/x - Step 3: Cross multiply
1,371,457.98x = 2,057,515.43 × 572,294.97 - Step 4: Simplify right side
1,371,457.98x = 1,177,505,728,424.91 - Step 5: Solve for x
x = 1,177,505,728,424.91/1,371,457.98 - Step 6: Final answer
x = 858,579.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.