Finding the Fourth Proportional to 1,163,362.07, 1,604,914.94 and 679,709.75
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Solution
The fourth proportional to 1,163,362.07, 1,604,914.94 and 679,709.75 is: 937,692.88
Step by Step Solution
- Step 1: Write the proportion equation
1,163,362.07 : 1,604,914.94 = 679,709.75 : x - Step 2: Convert to fraction form
1,163,362.07/1,604,914.94 = 679,709.75/x - Step 3: Cross multiply
1,163,362.07x = 1,604,914.94 × 679,709.75 - Step 4: Simplify right side
1,163,362.07x = 1,090,876,332,638.66 - Step 5: Solve for x
x = 1,090,876,332,638.66/1,163,362.07 - Step 6: Final answer
x = 937,692.88
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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.