Finding the Fourth Proportional to 2,438,624.16, 3,658,111.20 and 841,163.76
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Solution
The fourth proportional to 2,438,624.16, 3,658,111.20 and 841,163.76 is: 1,261,805.99
Step by Step Solution
- Step 1: Write the proportion equation
2,438,624.16 : 3,658,111.20 = 841,163.76 : x - Step 2: Convert to fraction form
2,438,624.16/3,658,111.20 = 841,163.76/x - Step 3: Cross multiply
2,438,624.16x = 3,658,111.20 × 841,163.76 - Step 4: Simplify right side
2,438,624.16x = 3,077,070,571,490.11 - Step 5: Solve for x
x = 3,077,070,571,490.11/2,438,624.16 - Step 6: Final answer
x = 1,261,805.99
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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.