Finding the Fourth Proportional to 3,157,706.42, 4,735,845.27 and 1,450,208.18
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Solution
The fourth proportional to 3,157,706.42, 4,735,845.27 and 1,450,208.18 is: 2,174,984.19
Step by Step Solution
- Step 1: Write the proportion equation
3,157,706.42 : 4,735,845.27 = 1,450,208.18 : x - Step 2: Convert to fraction form
3,157,706.42/4,735,845.27 = 1,450,208.18/x - Step 3: Cross multiply
3,157,706.42x = 4,735,845.27 × 1,450,208.18 - Step 4: Simplify right side
3,157,706.42x = 6,867,961,549,768.31 - Step 5: Solve for x
x = 6,867,961,549,768.31/3,157,706.42 - Step 6: Final answer
x = 2,174,984.19
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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.