Finding the Fourth Proportional to 3,048,495.13, 4,572,744.72 and 774,190.09
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Solution
The fourth proportional to 3,048,495.13, 4,572,744.72 and 774,190.09 is: 1,161,285.65
Step by Step Solution
- Step 1: Write the proportion equation
3,048,495.13 : 4,572,744.72 = 774,190.09 : x - Step 2: Convert to fraction form
3,048,495.13/4,572,744.72 = 774,190.09/x - Step 3: Cross multiply
3,048,495.13x = 4,572,744.72 × 774,190.09 - Step 4: Simplify right side
3,048,495.13x = 3,540,173,646,323.82 - Step 5: Solve for x
x = 3,540,173,646,323.82/3,048,495.13 - Step 6: Final answer
x = 1,161,285.65
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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.