Finding the Fourth Proportional to 4,320,903.78, 6,477,143.22 and 1,726,435.08
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Solution
The fourth proportional to 4,320,903.78, 6,477,143.22 and 1,726,435.08 is: 2,587,969.52
Step by Step Solution
- Step 1: Write the proportion equation
4,320,903.78 : 6,477,143.22 = 1,726,435.08 : x - Step 2: Convert to fraction form
4,320,903.78/6,477,143.22 = 1,726,435.08/x - Step 3: Cross multiply
4,320,903.78x = 6,477,143.22 × 1,726,435.08 - Step 4: Simplify right side
4,320,903.78x = 11,182,367,273,192.16 - Step 5: Solve for x
x = 11,182,367,273,192.16/4,320,903.78 - Step 6: Final answer
x = 2,587,969.52
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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.