Finding the Fourth Proportional to 1,450,366.79, 2,001,388.84 and 838,558.80
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Solution
The fourth proportional to 1,450,366.79, 2,001,388.84 and 838,558.80 is: 1,157,143.31
Step by Step Solution
- Step 1: Write the proportion equation
1,450,366.79 : 2,001,388.84 = 838,558.80 : x - Step 2: Convert to fraction form
1,450,366.79/2,001,388.84 = 838,558.80/x - Step 3: Cross multiply
1,450,366.79x = 2,001,388.84 × 838,558.80 - Step 4: Simplify right side
1,450,366.79x = 1,678,282,221,907.40 - Step 5: Solve for x
x = 1,678,282,221,907.40/1,450,366.79 - Step 6: Final answer
x = 1,157,143.31
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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.