Finding the Fourth Proportional to 1,341,059.70, 2,013,922.35 and 711,203.70
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Solution
The fourth proportional to 1,341,059.70, 2,013,922.35 and 711,203.70 is: 1,068,042.70
Step by Step Solution
- Step 1: Write the proportion equation
1,341,059.70 : 2,013,922.35 = 711,203.70 : x - Step 2: Convert to fraction form
1,341,059.70/2,013,922.35 = 711,203.70/x - Step 3: Cross multiply
1,341,059.70x = 2,013,922.35 × 711,203.70 - Step 4: Simplify right side
1,341,059.70x = 1,432,309,026,832.70 - Step 5: Solve for x
x = 1,432,309,026,832.70/1,341,059.70 - Step 6: Final answer
x = 1,068,042.70
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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.