Finding the Fourth Proportional to 3,230,352.09, 4,845,621.99 and 1,208,209.97
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Solution
The fourth proportional to 3,230,352.09, 4,845,621.99 and 1,208,209.97 is: 1,812,350.06
Step by Step Solution
- Step 1: Write the proportion equation
3,230,352.09 : 4,845,621.99 = 1,208,209.97 : x - Step 2: Convert to fraction form
3,230,352.09/4,845,621.99 = 1,208,209.97/x - Step 3: Cross multiply
3,230,352.09x = 4,845,621.99 × 1,208,209.97 - Step 4: Simplify right side
3,230,352.09x = 5,854,528,815,814.08 - Step 5: Solve for x
x = 5,854,528,815,814.08/3,230,352.09 - Step 6: Final answer
x = 1,812,350.06
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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.