Finding the Fourth Proportional to 1,903,690.97, 2,856,408.48 and 824,533.60
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Solution
The fourth proportional to 1,903,690.97, 2,856,408.48 and 824,533.60 is: 1,237,178.09
Step by Step Solution
- Step 1: Write the proportion equation
1,903,690.97 : 2,856,408.48 = 824,533.60 : x - Step 2: Convert to fraction form
1,903,690.97/2,856,408.48 = 824,533.60/x - Step 3: Cross multiply
1,903,690.97x = 2,856,408.48 × 824,533.60 - Step 4: Simplify right side
1,903,690.97x = 2,355,204,767,084.93 - Step 5: Solve for x
x = 2,355,204,767,084.93/1,903,690.97 - Step 6: Final answer
x = 1,237,178.09
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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.