Finding the Fourth Proportional to 3,446,539.58, 5,155,409.46 and 2,421,798.06
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Solution
The fourth proportional to 3,446,539.58, 5,155,409.46 and 2,421,798.06 is: 3,622,578.63
Step by Step Solution
- Step 1: Write the proportion equation
3,446,539.58 : 5,155,409.46 = 2,421,798.06 : x - Step 2: Convert to fraction form
3,446,539.58/5,155,409.46 = 2,421,798.06/x - Step 3: Cross multiply
3,446,539.58x = 5,155,409.46 × 2,421,798.06 - Step 4: Simplify right side
3,446,539.58x = 12,485,360,628,733.65 - Step 5: Solve for x
x = 12,485,360,628,733.65/3,446,539.58 - Step 6: Final answer
x = 3,622,578.63
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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.