Finding the Fourth Proportional to 4,089,457.80, 6,134,186.70 and 2,495,134.80
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Solution
The fourth proportional to 4,089,457.80, 6,134,186.70 and 2,495,134.80 is: 3,742,702.20
Step by Step Solution
- Step 1: Write the proportion equation
4,089,457.80 : 6,134,186.70 = 2,495,134.80 : x - Step 2: Convert to fraction form
4,089,457.80/6,134,186.70 = 2,495,134.80/x - Step 3: Cross multiply
4,089,457.80x = 6,134,186.70 × 2,495,134.80 - Step 4: Simplify right side
4,089,457.80x = 15,305,622,704,867.16 - Step 5: Solve for x
x = 15,305,622,704,867.16/4,089,457.80 - Step 6: Final answer
x = 3,742,702.20
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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.