Finding the Fourth Proportional to 4,299,915.33, 6,450,536.79 and 1,567,692.99
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Solution
The fourth proportional to 4,299,915.33, 6,450,536.79 and 1,567,692.99 is: 2,351,781.50
Step by Step Solution
- Step 1: Write the proportion equation
4,299,915.33 : 6,450,536.79 = 1,567,692.99 : x - Step 2: Convert to fraction form
4,299,915.33/6,450,536.79 = 1,567,692.99/x - Step 3: Cross multiply
4,299,915.33x = 6,450,536.79 × 1,567,692.99 - Step 4: Simplify right side
4,299,915.33x = 10,112,461,307,420.10 - Step 5: Solve for x
x = 10,112,461,307,420.10/4,299,915.33 - Step 6: Final answer
x = 2,351,781.50
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1.5x scale
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.