Finding the Fourth Proportional to 1,224,210.13, 1,836,626.24 and 719,198.08
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Solution
The fourth proportional to 1,224,210.13, 1,836,626.24 and 719,198.08 is: 1,078,979.85
Step by Step Solution
- Step 1: Write the proportion equation
1,224,210.13 : 1,836,626.24 = 719,198.08 : x - Step 2: Convert to fraction form
1,224,210.13/1,836,626.24 = 719,198.08/x - Step 3: Cross multiply
1,224,210.13x = 1,836,626.24 × 719,198.08 - Step 4: Simplify right side
1,224,210.13x = 1,320,898,065,485.62 - Step 5: Solve for x
x = 1,320,898,065,485.62/1,224,210.13 - Step 6: Final answer
x = 1,078,979.85
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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.