Finding the Fourth Proportional to 1,670,944.98, 2,504,172.35 and 911,648.63
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Solution
The fourth proportional to 1,670,944.98, 2,504,172.35 and 911,648.63 is: 1,366,248.02
Step by Step Solution
- Step 1: Write the proportion equation
1,670,944.98 : 2,504,172.35 = 911,648.63 : x - Step 2: Convert to fraction form
1,670,944.98/2,504,172.35 = 911,648.63/x - Step 3: Cross multiply
1,670,944.98x = 2,504,172.35 × 911,648.63 - Step 4: Simplify right side
1,670,944.98x = 2,282,925,275,082.28 - Step 5: Solve for x
x = 2,282,925,275,082.28/1,670,944.98 - Step 6: Final answer
x = 1,366,248.02
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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.