Finding the Fourth Proportional to 1,358,302.97, 2,037,748.49 and 411,745.07
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Solution
The fourth proportional to 1,358,302.97, 2,037,748.49 and 411,745.07 is: 617,706.74
Step by Step Solution
- Step 1: Write the proportion equation
1,358,302.97 : 2,037,748.49 = 411,745.07 : x - Step 2: Convert to fraction form
1,358,302.97/2,037,748.49 = 411,745.07/x - Step 3: Cross multiply
1,358,302.97x = 2,037,748.49 × 411,745.07 - Step 4: Simplify right side
1,358,302.97x = 839,032,899,237.13 - Step 5: Solve for x
x = 839,032,899,237.13/1,358,302.97 - Step 6: Final answer
x = 617,706.74
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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.