Finding the Fourth Proportional to 1,832,422.41, 2,747,526.21 and 821,355.84
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Solution
The fourth proportional to 1,832,422.41, 2,747,526.21 and 821,355.84 is: 1,231,537.38
Step by Step Solution
- Step 1: Write the proportion equation
1,832,422.41 : 2,747,526.21 = 821,355.84 : x - Step 2: Convert to fraction form
1,832,422.41/2,747,526.21 = 821,355.84/x - Step 3: Cross multiply
1,832,422.41x = 2,747,526.21 × 821,355.84 - Step 4: Simplify right side
1,832,422.41x = 2,256,696,698,136.57 - Step 5: Solve for x
x = 2,256,696,698,136.57/1,832,422.41 - Step 6: Final answer
x = 1,231,537.38
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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.