Finding the Fourth Proportional to 4,422,969.37, 6,103,894.13 and 2,489,355.19
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Solution
The fourth proportional to 4,422,969.37, 6,103,894.13 and 2,489,355.19 is: 3,435,420.70
Step by Step Solution
- Step 1: Write the proportion equation
4,422,969.37 : 6,103,894.13 = 2,489,355.19 : x - Step 2: Convert to fraction form
4,422,969.37/6,103,894.13 = 2,489,355.19/x - Step 3: Cross multiply
4,422,969.37x = 6,103,894.13 × 2,489,355.19 - Step 4: Simplify right side
4,422,969.37x = 15,194,760,519,279.26 - Step 5: Solve for x
x = 15,194,760,519,279.26/4,422,969.37 - Step 6: Final answer
x = 3,435,420.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.