Finding the Fourth Proportional to 1,119,232.12, 1,544,540.58 and 609,934.60
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Solution
The fourth proportional to 1,119,232.12, 1,544,540.58 and 609,934.60 is: 841,709.89
Step by Step Solution
- Step 1: Write the proportion equation
1,119,232.12 : 1,544,540.58 = 609,934.60 : x - Step 2: Convert to fraction form
1,119,232.12/1,544,540.58 = 609,934.60/x - Step 3: Cross multiply
1,119,232.12x = 1,544,540.58 × 609,934.60 - Step 4: Simplify right side
1,119,232.12x = 942,068,740,846.07 - Step 5: Solve for x
x = 942,068,740,846.07/1,119,232.12 - Step 6: Final answer
x = 841,709.89
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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.