Finding the Fourth Proportional to 1,768,571.64, 2,652,599.07 and 869,772.15
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Solution
The fourth proportional to 1,768,571.64, 2,652,599.07 and 869,772.15 is: 1,304,531.15
Step by Step Solution
- Step 1: Write the proportion equation
1,768,571.64 : 2,652,599.07 = 869,772.15 : x - Step 2: Convert to fraction form
1,768,571.64/2,652,599.07 = 869,772.15/x - Step 3: Cross multiply
1,768,571.64x = 2,652,599.07 × 869,772.15 - Step 4: Simplify right side
1,768,571.64x = 2,307,156,796,201.90 - Step 5: Solve for x
x = 2,307,156,796,201.90/1,768,571.64 - Step 6: Final answer
x = 1,304,531.15
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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.