Finding the Fourth Proportional to 1,232,479.49, 1,700,909.71 and 681,183.34
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Solution
The fourth proportional to 1,232,479.49, 1,700,909.71 and 681,183.34 is: 940,081.65
Step by Step Solution
- Step 1: Write the proportion equation
1,232,479.49 : 1,700,909.71 = 681,183.34 : x - Step 2: Convert to fraction form
1,232,479.49/1,700,909.71 = 681,183.34/x - Step 3: Cross multiply
1,232,479.49x = 1,700,909.71 × 681,183.34 - Step 4: Simplify right side
1,232,479.49x = 1,158,631,357,296.23 - Step 5: Solve for x
x = 1,158,631,357,296.23/1,232,479.49 - Step 6: Final answer
x = 940,081.65
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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.