Finding the Fourth Proportional to 1,446,586.80, 1,996,408.08 and 802,209.12
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Solution
The fourth proportional to 1,446,586.80, 1,996,408.08 and 802,209.12 is: 1,107,114.19
Step by Step Solution
- Step 1: Write the proportion equation
1,446,586.80 : 1,996,408.08 = 802,209.12 : x - Step 2: Convert to fraction form
1,446,586.80/1,996,408.08 = 802,209.12/x - Step 3: Cross multiply
1,446,586.80x = 1,996,408.08 × 802,209.12 - Step 4: Simplify right side
1,446,586.80x = 1,601,536,769,017.69 - Step 5: Solve for x
x = 1,601,536,769,017.69/1,446,586.80 - Step 6: Final answer
x = 1,107,114.19
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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.