Finding the Fourth Proportional to 4,221,610.60, 6,331,929.90 and 1,229,794.60
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Solution
The fourth proportional to 4,221,610.60, 6,331,929.90 and 1,229,794.60 is: 1,844,550.32
Step by Step Solution
- Step 1: Write the proportion equation
4,221,610.60 : 6,331,929.90 = 1,229,794.60 : x - Step 2: Convert to fraction form
4,221,610.60/6,331,929.90 = 1,229,794.60/x - Step 3: Cross multiply
4,221,610.60x = 6,331,929.90 × 1,229,794.60 - Step 4: Simplify right side
4,221,610.60x = 7,786,973,198,598.54 - Step 5: Solve for x
x = 7,786,973,198,598.54/4,221,610.60 - Step 6: Final answer
x = 1,844,550.32
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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.