Finding the Fourth Proportional to 2,221,330.76, 3,332,120.76 and 623,769.28
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Solution
The fourth proportional to 2,221,330.76, 3,332,120.76 and 623,769.28 is: 935,688.91
Step by Step Solution
- Step 1: Write the proportion equation
2,221,330.76 : 3,332,120.76 = 623,769.28 : x - Step 2: Convert to fraction form
2,221,330.76/3,332,120.76 = 623,769.28/x - Step 3: Cross multiply
2,221,330.76x = 3,332,120.76 × 623,769.28 - Step 4: Simplify right side
2,221,330.76x = 2,078,474,559,007.95 - Step 5: Solve for x
x = 2,078,474,559,007.95/2,221,330.76 - Step 6: Final answer
x = 935,688.91
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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.