Finding the Fourth Proportional to 1,126,096.48, 1,553,424.24 and 696,239.20
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Solution
The fourth proportional to 1,126,096.48, 1,553,424.24 and 696,239.20 is: 960,445.99
Step by Step Solution
- Step 1: Write the proportion equation
1,126,096.48 : 1,553,424.24 = 696,239.20 : x - Step 2: Convert to fraction form
1,126,096.48/1,553,424.24 = 696,239.20/x - Step 3: Cross multiply
1,126,096.48x = 1,553,424.24 × 696,239.20 - Step 4: Simplify right side
1,126,096.48x = 1,081,554,850,118.21 - Step 5: Solve for x
x = 1,081,554,850,118.21/1,126,096.48 - Step 6: Final answer
x = 960,445.99
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1.5x scale
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.