Finding the Fourth Proportional to 1,790,860.02, 2,471,561.19 and 1,337,363.70
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Solution
The fourth proportional to 1,790,860.02, 2,471,561.19 and 1,337,363.70 is: 1,845,692.11
Step by Step Solution
- Step 1: Write the proportion equation
1,790,860.02 : 2,471,561.19 = 1,337,363.70 : x - Step 2: Convert to fraction form
1,790,860.02/2,471,561.19 = 1,337,363.70/x - Step 3: Cross multiply
1,790,860.02x = 2,471,561.19 × 1,337,363.70 - Step 4: Simplify right side
1,790,860.02x = 3,305,376,217,834.80 - Step 5: Solve for x
x = 3,305,376,217,834.80/1,790,860.02 - Step 6: Final answer
x = 1,845,692.11
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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.