Finding the Fourth Proportional to 2,050,902.76, 2,829,762.66 and 1,190,953.96
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Solution
The fourth proportional to 2,050,902.76, 2,829,762.66 and 1,190,953.96 is: 1,643,235.90
Step by Step Solution
- Step 1: Write the proportion equation
2,050,902.76 : 2,829,762.66 = 1,190,953.96 : x - Step 2: Convert to fraction form
2,050,902.76/2,829,762.66 = 1,190,953.96/x - Step 3: Cross multiply
2,050,902.76x = 2,829,762.66 × 1,190,953.96 - Step 4: Simplify right side
2,050,902.76x = 3,370,117,045,787.13 - Step 5: Solve for x
x = 3,370,117,045,787.13/2,050,902.76 - Step 6: Final answer
x = 1,643,235.90
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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.