Finding the Fourth Proportional to 1,605,338.56, 2,408,138.88 and 806,209.12
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Solution
The fourth proportional to 1,605,338.56, 2,408,138.88 and 806,209.12 is: 1,209,379.49
Step by Step Solution
- Step 1: Write the proportion equation
1,605,338.56 : 2,408,138.88 = 806,209.12 : x - Step 2: Convert to fraction form
1,605,338.56/2,408,138.88 = 806,209.12/x - Step 3: Cross multiply
1,605,338.56x = 2,408,138.88 × 806,209.12 - Step 4: Simplify right side
1,605,338.56x = 1,941,463,527,282.59 - Step 5: Solve for x
x = 1,941,463,527,282.59/1,605,338.56 - Step 6: Final answer
x = 1,209,379.49
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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.