Finding the Fourth Proportional to 1,450,853.84, 2,002,019.31 and 838,913.99
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Solution
The fourth proportional to 1,450,853.84, 2,002,019.31 and 838,913.99 is: 1,157,609.38
Step by Step Solution
- Step 1: Write the proportion equation
1,450,853.84 : 2,002,019.31 = 838,913.99 : x - Step 2: Convert to fraction form
1,450,853.84/2,002,019.31 = 838,913.99/x - Step 3: Cross multiply
1,450,853.84x = 2,002,019.31 × 838,913.99 - Step 4: Simplify right side
1,450,853.84x = 1,679,522,007,409.15 - Step 5: Solve for x
x = 1,679,522,007,409.15/1,450,853.84 - Step 6: Final answer
x = 1,157,609.38
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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.