Finding the Fourth Proportional to 1,567,487.15, 2,351,230.73 and 770,325.65
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Solution
The fourth proportional to 1,567,487.15, 2,351,230.73 and 770,325.65 is: 1,155,488.48
Step by Step Solution
- Step 1: Write the proportion equation
1,567,487.15 : 2,351,230.73 = 770,325.65 : x - Step 2: Convert to fraction form
1,567,487.15/2,351,230.73 = 770,325.65/x - Step 3: Cross multiply
1,567,487.15x = 2,351,230.73 × 770,325.65 - Step 4: Simplify right side
1,567,487.15x = 1,811,213,340,387.22 - Step 5: Solve for x
x = 1,811,213,340,387.22/1,567,487.15 - Step 6: Final answer
x = 1,155,488.48
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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.