Finding the Fourth Proportional to 1,269,524.18, 1,751,975.62 and 696,564.20
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Solution
The fourth proportional to 1,269,524.18, 1,751,975.62 and 696,564.20 is: 961,276.29
Step by Step Solution
- Step 1: Write the proportion equation
1,269,524.18 : 1,751,975.62 = 696,564.20 : x - Step 2: Convert to fraction form
1,269,524.18/1,751,975.62 = 696,564.20/x - Step 3: Cross multiply
1,269,524.18x = 1,751,975.62 × 696,564.20 - Step 4: Simplify right side
1,269,524.18x = 1,220,363,498,803.33 - Step 5: Solve for x
x = 1,220,363,498,803.33/1,269,524.18 - Step 6: Final answer
x = 961,276.29
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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.