Finding the Fourth Proportional to 1,609,227.76, 2,220,725.12 and 884,059.88
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Solution
The fourth proportional to 1,609,227.76, 2,220,725.12 and 884,059.88 is: 1,219,997.59
Step by Step Solution
- Step 1: Write the proportion equation
1,609,227.76 : 2,220,725.12 = 884,059.88 : x - Step 2: Convert to fraction form
1,609,227.76/2,220,725.12 = 884,059.88/x - Step 3: Cross multiply
1,609,227.76x = 2,220,725.12 × 884,059.88 - Step 4: Simplify right side
1,609,227.76x = 1,963,253,983,100.19 - Step 5: Solve for x
x = 1,963,253,983,100.19/1,609,227.76 - Step 6: Final answer
x = 1,219,997.59
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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.