Finding the Fourth Proportional to 2,089,530.05, 3,134,295.77 and 1,379,392.02
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Solution
The fourth proportional to 2,089,530.05, 3,134,295.77 and 1,379,392.02 is: 2,069,088.49
Step by Step Solution
- Step 1: Write the proportion equation
2,089,530.05 : 3,134,295.77 = 1,379,392.02 : x - Step 2: Convert to fraction form
2,089,530.05/3,134,295.77 = 1,379,392.02/x - Step 3: Cross multiply
2,089,530.05x = 3,134,295.77 × 1,379,392.02 - Step 4: Simplify right side
2,089,530.05x = 4,323,422,566,560.80 - Step 5: Solve for x
x = 4,323,422,566,560.80/2,089,530.05 - Step 6: Final answer
x = 2,069,088.49
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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.