Finding the Fourth Proportional to 1,195,387.02, 1,649,586.20 and 651,511.44
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Solution
The fourth proportional to 1,195,387.02, 1,649,586.20 and 651,511.44 is: 899,059.68
Step by Step Solution
- Step 1: Write the proportion equation
1,195,387.02 : 1,649,586.20 = 651,511.44 : x - Step 2: Convert to fraction form
1,195,387.02/1,649,586.20 = 651,511.44/x - Step 3: Cross multiply
1,195,387.02x = 1,649,586.20 × 651,511.44 - Step 4: Simplify right side
1,195,387.02x = 1,074,724,277,308.57 - Step 5: Solve for x
x = 1,074,724,277,308.57/1,195,387.02 - Step 6: Final answer
x = 899,059.68
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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.