Finding the Fourth Proportional to 2,221,336.77, 3,332,129.76 and 623,775.29
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Solution
The fourth proportional to 2,221,336.77, 3,332,129.76 and 623,775.29 is: 935,697.92
Step by Step Solution
- Step 1: Write the proportion equation
2,221,336.77 : 3,332,129.76 = 623,775.29 : x - Step 2: Convert to fraction form
2,221,336.77/3,332,129.76 = 623,775.29/x - Step 3: Cross multiply
2,221,336.77x = 3,332,129.76 × 623,775.29 - Step 4: Simplify right side
2,221,336.77x = 2,078,500,190,700.98 - Step 5: Solve for x
x = 2,078,500,190,700.98/2,221,336.77 - Step 6: Final answer
x = 935,697.92
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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.