Finding the Fourth Proportional to 3,652,621.89, 5,478,775.62 and 956,887.42
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Solution
The fourth proportional to 3,652,621.89, 5,478,775.62 and 956,887.42 is: 1,435,289.94
Step by Step Solution
- Step 1: Write the proportion equation
3,652,621.89 : 5,478,775.62 = 956,887.42 : x - Step 2: Convert to fraction form
3,652,621.89/5,478,775.62 = 956,887.42/x - Step 3: Cross multiply
3,652,621.89x = 5,478,775.62 × 956,887.42 - Step 4: Simplify right side
3,652,621.89x = 5,242,571,454,083.76 - Step 5: Solve for x
x = 5,242,571,454,083.76/3,652,621.89 - Step 6: Final answer
x = 1,435,289.94
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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.