Finding the Fourth Proportional to 3,024,208.20, 4,531,646.70 and 2,622,966.60
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Solution
The fourth proportional to 3,024,208.20, 4,531,646.70 and 2,622,966.60 is: 3,930,403.32
Step by Step Solution
- Step 1: Write the proportion equation
3,024,208.20 : 4,531,646.70 = 2,622,966.60 : x - Step 2: Convert to fraction form
3,024,208.20/4,531,646.70 = 2,622,966.60/x - Step 3: Cross multiply
3,024,208.20x = 4,531,646.70 × 2,622,966.60 - Step 4: Simplify right side
3,024,208.20x = 11,886,357,937,100.22 - Step 5: Solve for x
x = 11,886,357,937,100.22/3,024,208.20 - Step 6: Final answer
x = 3,930,403.32
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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.