Finding the Fourth Proportional to 4,535,539.20, 6,793,977.60 and 2,292,940.80
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Solution
The fourth proportional to 4,535,539.20, 6,793,977.60 and 2,292,940.80 is: 3,434,693.81
Step by Step Solution
- Step 1: Write the proportion equation
4,535,539.20 : 6,793,977.60 = 2,292,940.80 : x - Step 2: Convert to fraction form
4,535,539.20/6,793,977.60 = 2,292,940.80/x - Step 3: Cross multiply
4,535,539.20x = 6,793,977.60 × 2,292,940.80 - Step 4: Simplify right side
4,535,539.20x = 15,578,188,433,326.08 - Step 5: Solve for x
x = 15,578,188,433,326.08/4,535,539.20 - Step 6: Final answer
x = 3,434,693.81
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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.