Finding the Fourth Proportional to 1,450,315.94, 2,001,318.84 and 838,508.13
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Solution
The fourth proportional to 1,450,315.94, 2,001,318.84 and 838,508.13 is: 1,157,073.49
Step by Step Solution
- Step 1: Write the proportion equation
1,450,315.94 : 2,001,318.84 = 838,508.13 : x - Step 2: Convert to fraction form
1,450,315.94/2,001,318.84 = 838,508.13/x - Step 3: Cross multiply
1,450,315.94x = 2,001,318.84 × 838,508.13 - Step 4: Simplify right side
1,450,315.94x = 1,678,122,126,884.42 - Step 5: Solve for x
x = 1,678,122,126,884.42/1,450,315.94 - Step 6: Final answer
x = 1,157,073.49
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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.