Finding the Fourth Proportional to 1,458,341.20, 2,187,220.20 and 700,181.20
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Solution
The fourth proportional to 1,458,341.20, 2,187,220.20 and 700,181.20 is: 1,050,131.80
Step by Step Solution
- Step 1: Write the proportion equation
1,458,341.20 : 2,187,220.20 = 700,181.20 : x - Step 2: Convert to fraction form
1,458,341.20/2,187,220.20 = 700,181.20/x - Step 3: Cross multiply
1,458,341.20x = 2,187,220.20 × 700,181.20 - Step 4: Simplify right side
1,458,341.20x = 1,531,450,464,300.24 - Step 5: Solve for x
x = 1,531,450,464,300.24/1,458,341.20 - Step 6: Final answer
x = 1,050,131.80
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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.