Finding the Fourth Proportional to 2,793,765.64, 3,855,423.54 and 1,586,550.28
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Solution
The fourth proportional to 2,793,765.64, 3,855,423.54 and 1,586,550.28 is: 2,189,454.69
Step by Step Solution
- Step 1: Write the proportion equation
2,793,765.64 : 3,855,423.54 = 1,586,550.28 : x - Step 2: Convert to fraction form
2,793,765.64/3,855,423.54 = 1,586,550.28/x - Step 3: Cross multiply
2,793,765.64x = 3,855,423.54 × 1,586,550.28 - Step 4: Simplify right side
2,793,765.64x = 6,116,823,296,905.59 - Step 5: Solve for x
x = 6,116,823,296,905.59/2,793,765.64 - Step 6: Final answer
x = 2,189,454.69
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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.