Finding the Fourth Proportional to 1,295,291.80, 1,942,937.70 and 408,827.80
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Solution
The fourth proportional to 1,295,291.80, 1,942,937.70 and 408,827.80 is: 613,241.70
Step by Step Solution
- Step 1: Write the proportion equation
1,295,291.80 : 1,942,937.70 = 408,827.80 : x - Step 2: Convert to fraction form
1,295,291.80/1,942,937.70 = 408,827.80/x - Step 3: Cross multiply
1,295,291.80x = 1,942,937.70 × 408,827.80 - Step 4: Simplify right side
1,295,291.80x = 794,326,945,428.06 - Step 5: Solve for x
x = 794,326,945,428.06/1,295,291.80 - Step 6: Final answer
x = 613,241.70
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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.