Finding the Fourth Proportional to 1,088,742.18, 1,633,445.22 and 556,636.84
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Solution
The fourth proportional to 1,088,742.18, 1,633,445.22 and 556,636.84 is: 835,124.97
Step by Step Solution
- Step 1: Write the proportion equation
1,088,742.18 : 1,633,445.22 = 556,636.84 : x - Step 2: Convert to fraction form
1,088,742.18/1,633,445.22 = 556,636.84/x - Step 3: Cross multiply
1,088,742.18x = 1,633,445.22 × 556,636.84 - Step 4: Simplify right side
1,088,742.18x = 909,235,785,573.91 - Step 5: Solve for x
x = 909,235,785,573.91/1,088,742.18 - Step 6: Final answer
x = 835,124.97
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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.