Finding the Fourth Proportional to 1,119,599.42, 1,544,173.27 and 775,565.18
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Solution
The fourth proportional to 1,119,599.42, 1,544,173.27 and 775,565.18 is: 1,069,674.56
Step by Step Solution
- Step 1: Write the proportion equation
1,119,599.42 : 1,544,173.27 = 775,565.18 : x - Step 2: Convert to fraction form
1,119,599.42/1,544,173.27 = 775,565.18/x - Step 3: Cross multiply
1,119,599.42x = 1,544,173.27 × 775,565.18 - Step 4: Simplify right side
1,119,599.42x = 1,197,607,016,229.61 - Step 5: Solve for x
x = 1,197,607,016,229.61/1,119,599.42 - Step 6: Final answer
x = 1,069,674.56
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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.