Finding the Fourth Proportional to 1,195,220.19, 1,649,382.10 and 651,360.68
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Solution
The fourth proportional to 1,195,220.19, 1,649,382.10 and 651,360.68 is: 898,865.88
Step by Step Solution
- Step 1: Write the proportion equation
1,195,220.19 : 1,649,382.10 = 651,360.68 : x - Step 2: Convert to fraction form
1,195,220.19/1,649,382.10 = 651,360.68/x - Step 3: Cross multiply
1,195,220.19x = 1,649,382.10 × 651,360.68 - Step 4: Simplify right side
1,195,220.19x = 1,074,342,646,235.83 - Step 5: Solve for x
x = 1,074,342,646,235.83/1,195,220.19 - Step 6: Final answer
x = 898,865.88
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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.