Finding the Fourth Proportional to 1,580,192.84, 2,180,285.50 and 959,980
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Solution
The fourth proportional to 1,580,192.84, 2,180,285.50 and 959,980 is: 1,324,541.17
Step by Step Solution
- Step 1: Write the proportion equation
1,580,192.84 : 2,180,285.50 = 959,980 : x - Step 2: Convert to fraction form
1,580,192.84/2,180,285.50 = 959,980/x - Step 3: Cross multiply
1,580,192.84x = 2,180,285.50 × 959,980 - Step 4: Simplify right side
1,580,192.84x = 2,093,030,474,290 - Step 5: Solve for x
x = 2,093,030,474,290/1,580,192.84 - Step 6: Final answer
x = 1,324,541.17
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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.