Finding the Fourth Proportional to 5,760,602.16, 8,640,796.32 and 1,719,829.68
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Solution
The fourth proportional to 5,760,602.16, 8,640,796.32 and 1,719,829.68 is: 2,579,712.60
Step by Step Solution
- Step 1: Write the proportion equation
5,760,602.16 : 8,640,796.32 = 1,719,829.68 : x - Step 2: Convert to fraction form
5,760,602.16/8,640,796.32 = 1,719,829.68/x - Step 3: Cross multiply
5,760,602.16x = 8,640,796.32 × 1,719,829.68 - Step 4: Simplify right side
5,760,602.16x = 14,860,697,969,970.78 - Step 5: Solve for x
x = 14,860,697,969,970.78/5,760,602.16 - Step 6: Final answer
x = 2,579,712.60
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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.