Finding the Fourth Proportional to 1,303,493.77, 1,798,932.11 and 730,644.65
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Solution
The fourth proportional to 1,303,493.77, 1,798,932.11 and 730,644.65 is: 1,008,351.68
Step by Step Solution
- Step 1: Write the proportion equation
1,303,493.77 : 1,798,932.11 = 730,644.65 : x - Step 2: Convert to fraction form
1,303,493.77/1,798,932.11 = 730,644.65/x - Step 3: Cross multiply
1,303,493.77x = 1,798,932.11 × 730,644.65 - Step 4: Simplify right side
1,303,493.77x = 1,314,380,132,266.63 - Step 5: Solve for x
x = 1,314,380,132,266.63/1,303,493.77 - Step 6: Final answer
x = 1,008,351.68
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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.