Finding the Fourth Proportional to 3,490,393.24, 5,235,550.62 and 1,361,972.44
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Solution
The fourth proportional to 3,490,393.24, 5,235,550.62 and 1,361,972.44 is: 2,042,943.35
Step by Step Solution
- Step 1: Write the proportion equation
3,490,393.24 : 5,235,550.62 = 1,361,972.44 : x - Step 2: Convert to fraction form
3,490,393.24/5,235,550.62 = 1,361,972.44/x - Step 3: Cross multiply
3,490,393.24x = 5,235,550.62 × 1,361,972.44 - Step 4: Simplify right side
3,490,393.24x = 7,130,675,652,664.91 - Step 5: Solve for x
x = 7,130,675,652,664.91/3,490,393.24 - Step 6: Final answer
x = 2,042,943.35
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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.