Finding the Fourth Proportional to 1,604,596.84, 2,214,243.26 and 879,393.12
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Solution
The fourth proportional to 1,604,596.84, 2,214,243.26 and 879,393.12 is: 1,213,507.49
Step by Step Solution
- Step 1: Write the proportion equation
1,604,596.84 : 2,214,243.26 = 879,393.12 : x - Step 2: Convert to fraction form
1,604,596.84/2,214,243.26 = 879,393.12/x - Step 3: Cross multiply
1,604,596.84x = 2,214,243.26 × 879,393.12 - Step 4: Simplify right side
1,604,596.84x = 1,947,190,288,850.37 - Step 5: Solve for x
x = 1,947,190,288,850.37/1,604,596.84 - Step 6: Final answer
x = 1,213,507.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.