Finding the Fourth Proportional to 4,219,356.33, 5,822,739.78 and 2,285,616.99
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Solution
The fourth proportional to 4,219,356.33, 5,822,739.78 and 2,285,616.99 is: 3,154,166.64
Step by Step Solution
- Step 1: Write the proportion equation
4,219,356.33 : 5,822,739.78 = 2,285,616.99 : x - Step 2: Convert to fraction form
4,219,356.33/5,822,739.78 = 2,285,616.99/x - Step 3: Cross multiply
4,219,356.33x = 5,822,739.78 × 2,285,616.99 - Step 4: Simplify right side
4,219,356.33x = 13,308,552,969,516.86 - Step 5: Solve for x
x = 13,308,552,969,516.86/4,219,356.33 - Step 6: Final answer
x = 3,154,166.64
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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.