Finding the Fourth Proportional to 2,373,928.84, 3,277,157.16 and 1,355,136.76
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Solution
The fourth proportional to 2,373,928.84, 3,277,157.16 and 1,355,136.76 is: 1,870,736.84
Step by Step Solution
- Step 1: Write the proportion equation
2,373,928.84 : 3,277,157.16 = 1,355,136.76 : x - Step 2: Convert to fraction form
2,373,928.84/3,277,157.16 = 1,355,136.76/x - Step 3: Cross multiply
2,373,928.84x = 3,277,157.16 × 1,355,136.76 - Step 4: Simplify right side
2,373,928.84x = 4,440,996,135,813.20 - Step 5: Solve for x
x = 4,440,996,135,813.20/2,373,928.84 - Step 6: Final answer
x = 1,870,736.84
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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.