Finding the Fourth Proportional to 1,652,966.37, 2,478,486.15 and 640,906.02
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Solution
The fourth proportional to 1,652,966.37, 2,478,486.15 and 640,906.02 is: 960,985.49
Step by Step Solution
- Step 1: Write the proportion equation
1,652,966.37 : 2,478,486.15 = 640,906.02 : x - Step 2: Convert to fraction form
1,652,966.37/2,478,486.15 = 640,906.02/x - Step 3: Cross multiply
1,652,966.37x = 2,478,486.15 × 640,906.02 - Step 4: Simplify right side
1,652,966.37x = 1,588,476,694,021.62 - Step 5: Solve for x
x = 1,588,476,694,021.62/1,652,966.37 - Step 6: Final answer
x = 960,985.49
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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.