Finding the Fourth Proportional to 2,405,278.65, 3,607,466.90 and 1,206,879.19
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Solution
The fourth proportional to 2,405,278.65, 3,607,466.90 and 1,206,879.19 is: 1,810,092.45
Step by Step Solution
- Step 1: Write the proportion equation
2,405,278.65 : 3,607,466.90 = 1,206,879.19 : x - Step 2: Convert to fraction form
2,405,278.65/3,607,466.90 = 1,206,879.19/x - Step 3: Cross multiply
2,405,278.65x = 3,607,466.90 × 1,206,879.19 - Step 4: Simplify right side
2,405,278.65x = 4,353,776,730,223.81 - Step 5: Solve for x
x = 4,353,776,730,223.81/2,405,278.65 - Step 6: Final answer
x = 1,810,092.45
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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.