Finding the Fourth Proportional to 2,121,093.71, 3,181,647.11 and 523,656.98
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Solution
The fourth proportional to 2,121,093.71, 3,181,647.11 and 523,656.98 is: 785,487.08
Step by Step Solution
- Step 1: Write the proportion equation
2,121,093.71 : 3,181,647.11 = 523,656.98 : x - Step 2: Convert to fraction form
2,121,093.71/3,181,647.11 = 523,656.98/x - Step 3: Cross multiply
2,121,093.71x = 3,181,647.11 × 523,656.98 - Step 4: Simplify right side
2,121,093.71x = 1,666,091,698,521.81 - Step 5: Solve for x
x = 1,666,091,698,521.81/2,121,093.71 - Step 6: Final answer
x = 785,487.08
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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.